diff --git a/src/binarySum.js b/src/binarySum.js
new file mode 100644
index 0000000..2357c73
--- /dev/null
+++ b/src/binarySum.js
@@ -0,0 +1,22 @@
+// Sum two integers (Bin1 + Bin2) represented as binary numbers and return decimal value
+
+var ConvertBase = function (num) {
+    return {
+        from : function (baseFrom) {
+            return {
+                to : function (baseTo) {
+                    return parseInt(num, baseFrom).toString(baseTo);
+                }
+            };
+        }
+    };
+};
+    
+// binary to decimal
+ConvertBase.bin2dec = function (num) {
+    return ConvertBase(num).from(2).to(10);
+};
+
+export const binaryDecimalSum = (Bin1, Bin2) => {
+    return (ConvertBase.bin2dec(Bin2) + ConvertBase.bin2dec(Bin2));
+}
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