When the side length of a square increases by 6cm, its area increases by 96cm. What is its original area?

When the side length of a square increases by 6cm, its area increases by 96cm. What is its original area?

96 - (6 × 6) = 60 cm 2
60 △ 6 = 10 cm
10 △ 2 = 5cm
5 × 5 = 25 square centimeter
The original volume was 25 square centimeters