diff --git a/lesson_06/expression/src/expression_calculator.ts b/lesson_06/expression/src/expression_calculator.ts
index 13cb2ca05..f959d36a0 100644
--- a/lesson_06/expression/src/expression_calculator.ts
+++ b/lesson_06/expression/src/expression_calculator.ts
@@ -1,11 +1,27 @@
 export class ExpressionCalculator {
   /** Returns the calculation of ((a + b) * c) / d^e */
   calculate(a: number, b: number, c: number, d: number, e: number): number {
-    // Implement your code here to return the correct value.
-    return 0;
+    const adding = this.add(a,b);
+    const multiply = this.multiply(adding,c);
+    const power = this.pow(d,e);
+    const div = this.divide(multiply, power);
+    return div;
   }
-
   pow(base: number, exponent: number): number {
-    return Math.pow(base, exponent);
+    const power = Math.pow(base, exponent);
+    return power;
+  }
+  add(num1: number, num2: number): number {
+    const adding = num1 + num2;
+    return adding;
+  }
+  multiply(numA: number, numB: number): number {
+    const mult = numA * numB;
+    return mult;
+  }
+  divide(intA: number, intB: number): number {
+    const div = intA/intB;
+    return div;
   }
 }
+//divide(multiply(add(a, b), c), pow(d, e))