“Square and Rectangular Puzzle” has been added to your cart. Continue shopping Product Price Quantity Subtotal (a+b)2 - (a-b)2= 4ab Model ₹300.00 (a+b)2 - (a-b)2= 4ab Model quantity ₹300.00 Square and Rectangular Puzzle ₹170.00 Square and Rectangular Puzzle quantity ₹170.00 Coupon: Cart Totals Subtotal ₹470.00 9% CGST ₹27.00 9% SGST ₹27.00 2.5% CGST ₹4.25 2.5% SGST ₹4.25 Total ₹533.00 Continue Shopping Checkout