diff --git a/superset-frontend/plugins/plugin-chart-handlebars/src/plugin/controls/metrics.tsx b/superset-frontend/plugins/plugin-chart-handlebars/src/plugin/controls/metrics.tsx
index 67a55cff0..dd1516098 100644
--- a/superset-frontend/plugins/plugin-chart-handlebars/src/plugin/controls/metrics.tsx
+++ b/superset-frontend/plugins/plugin-chart-handlebars/src/plugin/controls/metrics.tsx
@@ -102,7 +102,7 @@ export const showTotalsControlSetItem: ControlSetItem = {
   name: 'show_totals',
   config: {
     type: 'CheckboxControl',
-    label: t('Show totals'),
+    label: t('Show summary'),
     default: false,
     description: t(
       'Show total aggregations of selected metrics. Note that row limit does not apply to the result.',
diff --git a/superset-frontend/plugins/plugin-chart-table/src/TableChart.tsx b/superset-frontend/plugins/plugin-chart-table/src/TableChart.tsx
index e82d63d2f..37bdbed9d 100644
--- a/superset-frontend/plugins/plugin-chart-table/src/TableChart.tsx
+++ b/superset-frontend/plugins/plugin-chart-table/src/TableChart.tsx
@@ -52,16 +52,16 @@ import {
   tn,
   useTheme,
 } from '@superset-ui/core';
-import { Dropdown, Menu } from '@superset-ui/chart-controls';
+import { Dropdown, Menu, Tooltip } from '@superset-ui/chart-controls';
 import {
   CheckOutlined,
+  InfoCircleOutlined,
   DownOutlined,
   MinusCircleOutlined,
   PlusCircleOutlined,
   TableOutlined,
 } from '@ant-design/icons';
-
-import { isEmpty } from 'lodash';
+import { isEmpty, isNumber } from 'lodash';
 import {
   ColorSchemeEnum,
   DataColumnMeta,
@@ -891,7 +891,7 @@ export default function TableChart<D extends DataRecord = DataRecord>(
                   /* The following classes are added to support custom CSS styling */
                   className={cx(
                     'cell-bar',
-                    value && value < 0 ? 'negative' : 'positive',
+                    isNumber(value) && value < 0 ? 'negative' : 'positive',
                   )}
                   css={cellBarStyles}
                   role="presentation"
@@ -965,7 +965,27 @@ export default function TableChart<D extends DataRecord = DataRecord>(
         ),
         Footer: totals ? (
           i === 0 ? (
-            <th>{t('Totals')}</th>
+            <th>
+              <div
+                css={css`
+                  display: flex;
+                  align-items: center;
+                  & svg {
+                    margin-left: ${theme.gridUnit}px;
+                    color: ${theme.colors.grayscale.dark1} !important;
+                  }
+                `}
+              >
+                {t('Summary')}
+                <Tooltip
+                  overlay={t(
+                    'Show total aggregations of selected metrics. Note that row limit does not apply to the result.',
+                  )}
+                >
+                  <InfoCircleOutlined />
+                </Tooltip>
+              </div>
+            </th>
           ) : (
             <td style={sharedStyle}>
               <strong>{formatColumnValue(column, totals[key])[1]}</strong>
diff --git a/superset-frontend/plugins/plugin-chart-table/src/controlPanel.tsx b/superset-frontend/plugins/plugin-chart-table/src/controlPanel.tsx
index 1e541a443..91e2c5143 100644
--- a/superset-frontend/plugins/plugin-chart-table/src/controlPanel.tsx
+++ b/superset-frontend/plugins/plugin-chart-table/src/controlPanel.tsx
@@ -368,7 +368,7 @@ const config: ControlPanelConfig = {
             name: 'show_totals',
             config: {
               type: 'CheckboxControl',
-              label: t('Show totals'),
+              label: t('Show summary'),
               default: false,
               description: t(
                 'Show total aggregations of selected metrics. Note that row limit does not apply to the result.',