diff --git a/index.js b/index.js
new file mode 100644
index 0000000..2f70613
--- /dev/null
+++ b/index.js
@@ -0,0 +1,17 @@
+exports.isProbablyEven = (number) => {
+  let evens = 0, odds = 0;
+
+  while(number > 0) {
+    let digit = number % 10;
+
+    if(digit % 2 === 0) {
+      evens += 1;
+    } else {
+      odds += 1;
+    }
+
+    number = Math.floor(number / 10);
+  }
+
+  return evens >= odds;
+};