Implement CurrencyConverter

src/Button.jsx

@@ -0,0 +1,14 @@
+// import React, { Component } from "react";
+// import './Button.css';
+
+function Button (props){
+  
+    return (
+      <button className="CounterNum" onClick={() => props.callBack()}>
+        {props.myText}
+      </button>
+    );
+  }
+
+
+export default Button;