Index: src/wp-content/themes/twentytwenty/style-rtl.css
===================================================================
--- src/wp-content/themes/twentytwenty/style-rtl.css	(revision 56004)
+++ src/wp-content/themes/twentytwenty/style-rtl.css	(working copy)
@@ -3363,6 +3363,11 @@
 	border-collapse: inherit;
 }
 
+.wp-block-table[class*="-font-size"] table,
+.wp-block-table[style*="font-size"] table {
+	font-size: inherit;
+}
+
 /* Block: Quote ------------------------------ */
 
 .wp-block-quote p,
Index: src/wp-content/themes/twentytwenty/style.css
===================================================================
--- src/wp-content/themes/twentytwenty/style.css	(revision 56004)
+++ src/wp-content/themes/twentytwenty/style.css	(working copy)
@@ -3383,6 +3383,11 @@
 	border-collapse: inherit;
 }
 
+.wp-block-table[class*="-font-size"] table,
+.wp-block-table[style*="font-size"] table {
+	font-size: inherit;
+}
+
 /* Block: Quote ------------------------------ */
 
 .wp-block-quote p,