Mult

src/main/java/resources/CalculatorResource.java

@@ -70,4 +70,22 @@ public class CalculatorResource {
 
         return number1 - number2;
     }
+
+    public int multiplication(String expression){
+        String[] split = expression.split("[*]");
+
+        int number1 = Integer.parseInt(split[0]);
+        int number2 = Integer.parseInt(split[1]);
+
+        return number1 * number2;
+    }
+
+    public int division(String expression){
+        String[] split = expression.split("[/]");
+
+        int number1 = Integer.parseInt(split[0]);
+        int number2 = Integer.parseInt(split[1]);
+
+        return number1 / number2;
+    }
 }