diff --git a/core/modules/number/lib/Drupal/number/Plugin/Field/FieldFormatter/NumberDecimalFormatter.php b/core/modules/number/lib/Drupal/number/Plugin/Field/FieldFormatter/NumberDecimalFormatter.php
index dc474aacbd5a4beb80e414daac972cc2887c70c3..1fe9c72d5294170ea3dc1ad531ea721a545c7f91 100644
--- a/core/modules/number/lib/Drupal/number/Plugin/Field/FieldFormatter/NumberDecimalFormatter.php
+++ b/core/modules/number/lib/Drupal/number/Plugin/Field/FieldFormatter/NumberDecimalFormatter.php
@@ -46,7 +46,7 @@ public function settingsForm(array $form, array &$form_state) {
     );
     $elements['scale'] = array(
       '#type' => 'select',
-      '#title' => t('Scale'),
+      '#title' => t('Scale', array(), array('decimal places')),
       '#options' => drupal_map_assoc(range(0, 10)),
       '#default_value' => $this->getSetting('scale'),
       '#description' => t('The number of digits to the right of the decimal.'),
diff --git a/core/modules/number/lib/Drupal/number/Plugin/Field/FieldType/DecimalItem.php b/core/modules/number/lib/Drupal/number/Plugin/Field/FieldType/DecimalItem.php
index 16353db02086f1dba5e75da54bcdcd79cbc6bc23..51bb23b99505e01516652965425ffc5cc5bd7f63 100644
--- a/core/modules/number/lib/Drupal/number/Plugin/Field/FieldType/DecimalItem.php
+++ b/core/modules/number/lib/Drupal/number/Plugin/Field/FieldType/DecimalItem.php
@@ -78,7 +78,7 @@ public function settingsForm(array $form, array &$form_state, $has_data) {
     );
     $element['scale'] = array(
       '#type' => 'select',
-      '#title' => t('Scale'),
+      '#title' => t('Scale', array(), array('decimal places')),
       '#options' => MapArray::copyValuesToKeys(range(0, 10)),
       '#default_value' => $settings['scale'],
       '#description' => t('The number of digits to the right of the decimal.'),