diff --git a/core/config/schema/core.entity.schema.yml b/core/config/schema/core.entity.schema.yml
index cc1a57e..07e4714 100644
--- a/core/config/schema/core.entity.schema.yml
+++ b/core/config/schema/core.entity.schema.yml
@@ -268,33 +268,36 @@ field.formatter.settings.language:
       type: boolean
       label: 'Display in native language'
 
-field.formatter.settings.number_decimal:
+field_formatter_settings_numeric_base:
   type: mapping
-  label: 'Number decimal display format settings'
   mapping:
     thousand_separator:
       type: string
       label: 'Thousand marker'
+    prefix_suffix:
+      type: boolean
+      label: 'Display prefix and suffix'
+    format_plural:
+      type: boolean
+      label: 'Use plural formatting'
+    format_plural_string:
+      type: label
+      label: 'Singular and one or more plurals'
+
+field.formatter.settings.number_decimal:
+  type: field_formatter_settings_numeric_base
+  label: 'Number decimal display format settings'
+  mapping:
     decimal_separator:
       type: string
       label: 'Decimal marker'
     scale:
       type: integer
       label: 'Scale'
-    prefix_suffix:
-      type: boolean
-      label: 'Display prefix and suffix.'
 
 field.formatter.settings.number_integer:
-  type: mapping
+  type: field_formatter_settings_numeric_base
   label: 'Number integer display format settings'
-  mapping:
-    thousand_separator:
-      type: string
-      label: 'Thousand marker'
-    prefix_suffix:
-      type: boolean
-      label: 'Display prefix and suffix.'
 
 field.formatter.settings.number_unformatted:
   type: mapping
diff --git a/core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php b/core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php
index db56e8b..85b4eff 100644
--- a/core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php
+++ b/core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php
@@ -196,6 +196,9 @@ public function getRenderer($field_name) {
 
     // Instantiate the formatter object from the stored display properties.
     if (($configuration = $this->getComponent($field_name)) && isset($configuration['type']) && ($definition = $this->getFieldDefinition($field_name))) {
+      // Record the language that the configuration was translated into, which
+      // is needed for plural formatting (for example).
+      $configuration['settings']['settings_langcode'] = $this->langcode;
       $formatter = $this->pluginManager->getInstance(array(
         'field_definition' => $definition,
         'view_mode' => $this->originalMode,
diff --git a/core/lib/Drupal/Core/Entity/EntityViewBuilder.php b/core/lib/Drupal/Core/Entity/EntityViewBuilder.php
index 957c1e4..ce47653 100644
--- a/core/lib/Drupal/Core/Entity/EntityViewBuilder.php
+++ b/core/lib/Drupal/Core/Entity/EntityViewBuilder.php
@@ -467,10 +467,20 @@ protected function getSingleFieldDisplay($entity, $field_name, $display_options)
       $bundle = $entity->bundle();
       $key = $entity_type_id . ':' . $bundle . ':' . $field_name . ':' . crc32(serialize($display_options));
       if (!isset($this->singleFieldDisplays[$key])) {
+        // Assign the incoming 'settings_langcode' as the langcode of the
+        // EntityViewDisplay, or default to the current interface language.
+        if (isset($display_options['settings']['settings_langcode'])) {
+          $langcode = $display_options['settings']['settings_langcode'];
+          unset($display_options['settings']['settings_langcode']);
+        }
+        else {
+          $langcode = $this->languageManager->getCurrentLanguage(LanguageInterface::TYPE_INTERFACE)->getId();
+        }
         $this->singleFieldDisplays[$key] = EntityViewDisplay::create(array(
           'targetEntityType' => $entity_type_id,
           'bundle' => $bundle,
           'status' => TRUE,
+          'langcode' => $langcode,
         ))->setComponent($field_name, $display_options);
       }
       $display = $this->singleFieldDisplays[$key];
diff --git a/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php b/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php
index 0549060..e4dff16 100644
--- a/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php
+++ b/core/lib/Drupal/Core/Entity/EntityViewBuilderInterface.php
@@ -121,7 +121,10 @@ public function resetCache(array $entities = NULL);
    *       'default_formatter' for the field type. The default formatter will
    *       also be used if the requested formatter is not available.
    *     - settings: (array) Settings specific to the formatter. Defaults to the
-   *       formatter's default settings.
+   *       formatter's default settings. A settings_langcode value will be
+   *       added; this is the language code of the parent entity (and hence of
+   *       the settings), defaulting to the current interface language if not
+   *       set.
    *     - weight: (float) The weight to assign to the renderable element.
    *       Defaults to 0.
    *
diff --git a/core/lib/Drupal/Core/Field/FormatterPluginManager.php b/core/lib/Drupal/Core/Field/FormatterPluginManager.php
index e6054a9..537d188 100644
--- a/core/lib/Drupal/Core/Field/FormatterPluginManager.php
+++ b/core/lib/Drupal/Core/Field/FormatterPluginManager.php
@@ -92,6 +92,9 @@ public function createInstance($plugin_id, array $configuration = array()) {
    *       also be used if the requested formatter is not available.
    *     - settings: (array) Settings specific to the formatter. Each setting
    *       defaults to the default value specified in the formatter definition.
+   *       There should be a 'settings_langcode' added, giving the language
+   *       code of the parent entity (entity view display, view, etc. that the
+   *       formatter is embedded in).
    *     - third_party_settings: (array) Settings provided by other extensions
    *       through hook_field_formatter_third_party_settings_form().
    *
diff --git a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/DecimalFormatter.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/DecimalFormatter.php
index 0e43ac1..7c9a17b 100644
--- a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/DecimalFormatter.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/DecimalFormatter.php
@@ -32,10 +32,8 @@ class DecimalFormatter extends NumericFormatterBase {
    */
   public static function defaultSettings() {
     return array(
-      'thousand_separator' => '',
       'decimal_separator' => '.',
       'scale' => 2,
-      'prefix_suffix' => TRUE,
     ) + parent::defaultSettings();
   }
 
diff --git a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
index 1328f65..4cb961e 100644
--- a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
@@ -52,8 +52,6 @@ class EntityReferenceEntityFormatter extends EntityReferenceFormatterBase implem
    *   The view mode.
    * @param array $third_party_settings
    *   Any third party settings settings.
-   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
-   *   The entity manager.
    * @param LoggerChannelFactoryInterface $logger_factory
    *   The logger factory.
    */
diff --git a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/IntegerFormatter.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/IntegerFormatter.php
index 8768474..20e5d4b 100644
--- a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/IntegerFormatter.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/IntegerFormatter.php
@@ -27,16 +27,6 @@ class IntegerFormatter extends NumericFormatterBase {
   /**
    * {@inheritdoc}
    */
-  public static function defaultSettings() {
-    return array(
-      'thousand_separator' => '',
-      'prefix_suffix' => TRUE,
-    ) + parent::defaultSettings();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
   protected function numberFormat($number) {
     return number_format($number, 0, '', $this->getSetting('thousand_separator'));
   }
diff --git a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/NumericFormatterBase.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/NumericFormatterBase.php
index c30a9d2..7f9caa2 100644
--- a/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/NumericFormatterBase.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/NumericFormatterBase.php
@@ -22,6 +22,18 @@
   /**
    * {@inheritdoc}
    */
+  public static function defaultSettings() {
+    return array(
+      'thousand_separator' => '',
+      'prefix_suffix' => TRUE,
+      'format_plural' => FALSE,
+      'format_plural_string' => '1' . LOCALE_PLURAL_DELIMITER . '@count',
+    ) + parent::defaultSettings();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function settingsForm(array $form, FormStateInterface $form_state) {
     $options = array(
       ''  => t('- None -'),
@@ -46,10 +58,71 @@ public function settingsForm(array $form, FormStateInterface $form_state) {
       '#weight' => 10,
     );
 
+    $elements['format_plural'] = array(
+      '#type' => 'checkbox',
+      '#title' => $this->t('Use plural formatting'),
+      '#description' => $this->t('If checked, special handling will be used for plurality.'),
+      '#default_value' => $this->getSetting('format_plural'),
+    );
+    $plural_array = explode(LOCALE_PLURAL_DELIMITER, $this->getSetting('format_plural_string'));
+    $elements['format_plural_values'] = array(
+      '#after_build' => [[get_class($this), 'formatPluralValuesAfterBuild']],
+    );
+    $plurals = $this->getNumberOfPlurals($this->getSetting('settings_langcode'));
+    for ($i = 0; $i < $plurals; $i++) {
+      $elements['format_plural_values'][$i] = array(
+        '#type' => 'textfield',
+        '#title' => ($i == 0 ? $this->t('Singular form') : $this->formatPlural($i, 'First plural form', '@count. plural form')),
+        '#default_value' => isset($plural_array[$i]) ? $plural_array[$i] : '',
+        '#description' => $this->t('Text to use for this variant, @count will be replaced with the value.'),
+        '#states' => array(
+          'visible' => array(
+            ':input[name="options[format_plural]"]' => array('checked' => TRUE),
+          ),
+        ),
+      );
+    }
+    if ($plurals == 2) {
+      // Simplify user interface text for the most common case.
+      $elements['format_plural_values'][0]['#description'] = $this->t('Text to use for the singular form, @count will be replaced with the value.');
+      $elements['format_plural_values'][1]['#title'] = $this->t('Plural form');
+      $elements['format_plural_values'][1]['#description'] = $this->t('Text to use for the plural form, @count will be replaced with the value.');
+    }
     return $elements;
   }
 
   /**
+   * After-build callback: Sets the value for the format_plural_string property.
+   *
+   * This method is assigned as an #after_build function in
+   * \namespace\class::settingsForm().
+   *
+   * The user interface for setting up singular/plural forms is an array of text
+   * fields, for usability, but for translation purposes, the values have to be
+   * stored as a single string in the field settings. This function implodes the
+   * values.
+   *
+   * @param array $element
+   *   Textfield element where the plural format should be set.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current state of the form.
+   *
+   * @return array
+   *   Textfield element with plural string set.
+   */
+  public static function formatPluralValuesAfterBuild($element, FormStateInterface $form_state) {
+    if ($form_state->isProcessingInput()) {
+      $keys = $element['#parents'];
+      $array_value = $form_state->getValue($keys);
+      $string_value = implode(LOCALE_PLURAL_DELIMITER, $array_value);
+      array_pop($keys);
+      $keys[] = 'format_plural_string';
+      $form_state->setValue($keys, $string_value);
+    }
+    return $element;
+  }
+
+  /**
    * {@inheritdoc}
    */
   public function settingsSummary() {
@@ -73,6 +146,10 @@ public function viewElements(FieldItemListInterface $items) {
     foreach ($items as $delta => $item) {
       $output = $this->numberFormat($item->value);
 
+      if ($this->getSetting('format_plural')) {
+        $output = $this->formatPluralTranslated($output, $this->getSetting('format_plural_string'));
+      }
+
       // Account for prefix and suffix.
       if ($this->getSetting('prefix_suffix')) {
         $prefixes = isset($settings['prefix']) ? array_map(array($this, 'fieldFilterXss'), explode('|', $settings['prefix'])) : array('');
diff --git a/core/modules/field/src/Tests/Number/NumberFieldTest.php b/core/modules/field/src/Tests/Number/NumberFieldTest.php
index a3226a9..0aa4ce3 100644
--- a/core/modules/field/src/Tests/Number/NumberFieldTest.php
+++ b/core/modules/field/src/Tests/Number/NumberFieldTest.php
@@ -460,6 +460,21 @@ function testNumberFormatter() {
 
     $integer_formatted = number_format($random_integer, 0, '', $thousand_separator);
     $this->assertRaw($integer_formatted, 'Random integer formatted');
+
+    // Check with plural formatting settings.
+    $this->drupalGet("admin/structure/types/manage/$type/display");
+    $this->drupalPostAjaxForm(NULL, array(), "${integer_field}_settings_edit");
+    $edit["fields[${integer_field}][settings_edit_form][settings][format_plural]"] = TRUE;
+    $edit["fields[${integer_field}][settings_edit_form][settings][format_plural_values][0]"] = '1 item';
+    $edit["fields[${integer_field}][settings_edit_form][settings][format_plural_values][1]"] = '@count items';
+    $this->drupalPostAjaxForm(NULL, $edit, "${integer_field}_plugin_settings_update");
+    $this->drupalPostForm(NULL, array(), t('Save'));
+
+    $this->drupalGet('node/' . $node->id());
+
+    $integer_formatted = number_format($random_integer, 0, '', $thousand_separator);
+    $format_plural = $integer_formatted . ' item' . ($random_integer == 1 ? '' : 's');
+    $this->assertRaw($format_plural, 'Random integer formatted');
   }
 
   /**
diff --git a/core/modules/field_ui/src/Tests/EntityDisplayTest.php b/core/modules/field_ui/src/Tests/EntityDisplayTest.php
index 82dc8ab..7ecf457 100644
--- a/core/modules/field_ui/src/Tests/EntityDisplayTest.php
+++ b/core/modules/field_ui/src/Tests/EntityDisplayTest.php
@@ -211,7 +211,8 @@ public function testFieldComponent() {
     // Check that the getFormatter() method returns the correct formatter plugin.
     $formatter = $display->getRenderer($field_name);
     $this->assertEqual($formatter->getPluginId(), $default_formatter);
-    $this->assertEqual($formatter->getSettings(), $formatter_settings);
+    $expected = $formatter_settings + array('settings_langcode' => 'en');
+    $this->assertEqual($formatter->getSettings(), $expected);
 
     // Check that the formatter is statically persisted, by assigning an
     // arbitrary property and reading it back.
diff --git a/core/modules/migrate_drupal/src/Plugin/migrate/process/d6/FieldFormatterSettingsDefaults.php b/core/modules/migrate_drupal/src/Plugin/migrate/process/d6/FieldFormatterSettingsDefaults.php
index a1b7856..45eb6e6 100644
--- a/core/modules/migrate_drupal/src/Plugin/migrate/process/d6/FieldFormatterSettingsDefaults.php
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/process/d6/FieldFormatterSettingsDefaults.php
@@ -132,7 +132,8 @@ protected function numberSettings($type, $format) {
       ],
     ];
 
-    return isset($map[$type][$format]) ? $map[$type][$format] : [];
+    $default = ['format_plural' => FALSE, 'format_plural_string' => '1' . LOCALE_PLURAL_DELIMITER . '@count'];
+    return isset($map[$type][$format]) ? $map[$type][$format] + $default : [];
   }
 
 }
diff --git a/core/modules/migrate_drupal/src/Tests/d6/MigrateFieldFormatterSettingsTest.php b/core/modules/migrate_drupal/src/Tests/d6/MigrateFieldFormatterSettingsTest.php
index 1516954..457ef19 100644
--- a/core/modules/migrate_drupal/src/Tests/d6/MigrateFieldFormatterSettingsTest.php
+++ b/core/modules/migrate_drupal/src/Tests/d6/MigrateFieldFormatterSettingsTest.php
@@ -122,16 +122,20 @@ public function testEntityDisplaySettings() {
     $expected['settings'] = array(
       'thousand_separator' => ',',
       'prefix_suffix' => TRUE,
+      'format_plural' => FALSE,
+      'format_plural_string' => '1' . LOCALE_PLURAL_DELIMITER . '@count'
     );
     $component = $display->getComponent('field_test_two');
     $this->assertIdentical($expected, $component);
     $expected['weight'] = 2;
     $expected['type'] = 'number_decimal';
     $expected['settings'] = array(
-       'scale' => 2,
-       'decimal_separator' => '.',
-       'thousand_separator' => ',',
-       'prefix_suffix' => TRUE,
+      'scale' => 2,
+      'decimal_separator' => '.',
+      'thousand_separator' => ',',
+      'prefix_suffix' => TRUE,
+      'format_plural' => FALSE,
+      'format_plural_string' => '1' . LOCALE_PLURAL_DELIMITER . '@count'
     );
     $component = $display->getComponent('field_test_three');
     $this->assertIdentical($expected, $component);
diff --git a/core/modules/views/src/Entity/Render/EntityFieldRenderer.php b/core/modules/views/src/Entity/Render/EntityFieldRenderer.php
index 66d4fcf..94201c4 100644
--- a/core/modules/views/src/Entity/Render/EntityFieldRenderer.php
+++ b/core/modules/views/src/Entity/Render/EntityFieldRenderer.php
@@ -196,6 +196,7 @@ protected function buildFields(array $values) {
 
     if ($values && ($field_ids = $this->getRenderableFieldIds())) {
       $entity_type_id = $this->getEntityTypeId();
+      $settings_langcode = $this->view->storage->language()->getId();
 
       // Collect the entities for the relationship, fetch the right translation,
       // and group by bundle. For each result row, the corresponding entity can
@@ -230,6 +231,7 @@ protected function buildFields(array $values) {
             'targetEntityType' => $entity_type_id,
             'bundle' => $bundle,
             'status' => TRUE,
+            'langcode' => $settings_langcode,
           ]);
           foreach ($display_fields as $field_id => $field) {
             $display->setComponent($field->definition['field_name'], [
diff --git a/core/modules/views/src/Plugin/views/field/Field.php b/core/modules/views/src/Plugin/views/field/Field.php
index 251d025..de15ef0 100644
--- a/core/modules/views/src/Plugin/views/field/Field.php
+++ b/core/modules/views/src/Plugin/views/field/Field.php
@@ -470,6 +470,8 @@ public function buildOptionsForm(&$form, FormStateInterface $form_state) {
     $format = $this->options['type'];
 
     $settings = $this->options['settings'] + $this->formatterPluginManager->getDefaultSettings($format);
+    $settings_langcode = $this->view->storage->language()->getId();
+    $settings['settings_langcode'] = $settings_langcode;
 
     $options = array(
       'field_definition' => $field,