Question

Shown below is a method to the product 46×28
4×2=8 8×100 800
(4×8)+(6×2)=44 44×10 440
6×8 48
46×28 1288
i)Check this method for some other two digit numbers.
ii)Explain why this is correct, using algebra. (Recall that any two digit number can be written 10m+n, as seen in the section, Two digit numbers of the lesson, Numbers and algebra, in the class 7 textbook )

Answer 1

Answer:

1288 is the answer because,when we multiply with each other it will come