diff --git a/src/utils/print-number.js b/src/utils/print-number.js
index 489c30ef3..ef2161741 100644
--- a/src/utils/print-number.js
+++ b/src/utils/print-number.js
@@ -1,4 +1,7 @@
 function printNumber(rawNumber) {
+  if (rawNumber.length === 1) {
+    return rawNumber;
+  }
   return (
     rawNumber
       .toLowerCase()