diff --git a/docs/assets/css/variation.scss b/docs/assets/css/variation.scss
index f1a3d951f..b262c3bcf 100644
--- a/docs/assets/css/variation.scss
+++ b/docs/assets/css/variation.scss
@@ -73,7 +73,7 @@
 
 // Gives 100% width to all tables
 table {
-  @include u-w100pct;
+  width: 100%;
 }
 
 .a-live__code table {
diff --git a/docs/pages/helper-classes-mixins.md b/docs/pages/helper-classes-mixins.md
index e9fdf52cb..9afe560b4 100644
--- a/docs/pages/helper-classes-mixins.md
+++ b/docs/pages/helper-classes-mixins.md
@@ -121,59 +121,67 @@ variation_groups:
           <!--NOTE: Inline style properties for demonstration only.-->
 
 
-          <div class="u-w100pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w100pct" style="background: #f4edf3; margin-bottom: 1px; font-size:12px;">
               <code>.u-w100pct</code>
           </div>
 
-          <div class="u-w90pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w90pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w90pct</code>
           </div>
 
-          <div class="u-w80pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w80pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w80pct</code>
           </div>
 
-          <div class="u-w70pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w70pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w70pct</code>
           </div>
 
-          <div class="u-w60pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w60pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w60pct</code>
           </div>
 
-          <div class="u-w50pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w50pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w50pct</code>
           </div>
 
-          <div class="u-w40pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w40pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w40pct</code>
           </div>
 
-          <div class="u-w30pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w30pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w30pct</code>
           </div>
 
-          <div class="u-w20pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w20pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w20pct</code>
           </div>
 
-          <div class="u-w10pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w10pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w10pct</code>
           </div>
 
-          <div class="u-w75pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w75pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w75pct</code>
           </div>
 
-          <div class="u-w25pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w25pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w25pct</code>
           </div>
 
-          <div class="u-w66pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w65pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
+              <code>.u-w65pct</code>
+          </div>
+
+          <div class="u-w15pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
+              <code>.u-w15pct</code>
+          </div>
+
+          <div class="u-w66pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w66pct</code>
           </div>
 
-          <div class="u-w33pct" style="background: #f4edf3; margin-bottom: 1px;">
+          <div class="u-w33pct" style="background: #f4edf3; margin-bottom: 1px;font-size:12px;">
               <code>.u-w33pct</code>
           </div>
         variation_description: Set the `width` of an element in percentages.
diff --git a/packages/cfpb-design-system/src/utilities/utilities.scss b/packages/cfpb-design-system/src/utilities/utilities.scss
index 1364408cf..72fca2488 100644
--- a/packages/cfpb-design-system/src/utilities/utilities.scss
+++ b/packages/cfpb-design-system/src/utilities/utilities.scss
@@ -351,12 +351,8 @@ $ba: Link underline active color.
 // Width utilities
 //
 
-@mixin u-w100pct() {
-  width: 100%;
-}
-
 .u-w100pct {
-  @include u-w100pct;
+  width: 100%;
 }
 
 .u-w90pct {