From a9e60d345072b4065861faf6e5b8f4a4badca64f Mon Sep 17 00:00:00 2001
From: bwhitn <brian.m.whitney@outlook.com>
Date: Sun, 17 Dec 2017 22:15:13 -0500
Subject: [PATCH] minor fix

---
 src/core/operations/Arithmetic.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/operations/Arithmetic.js b/src/core/operations/Arithmetic.js
index ffcb6c86..1151c28f 100644
--- a/src/core/operations/Arithmetic.js
+++ b/src/core/operations/Arithmetic.js
@@ -57,7 +57,7 @@ const Arithmetic = {
         if (num === null) {
             return "";
         }
-        return num;
+        return num.toString();
     },