Question

Find the product using expanded form i)52×50

Answer 1

50 ×52= 2600
2×1000+6×100+0×10+0×1

Answer 2

52×50= (51+1)(51-1) = 51^2 - 1^2 = 2601 - 1 = 2600
(a+b)(a-b)=a^2 - b^2
Or
(26×2)×(10×5)=260×10=2600