Question

Student multiplied 150 by 16 instead of 15 find the difference in the product

Answer 1

Answer:

wrong multiplication:150×16

correct multiplication:150×15

difference of the product(D)= (150×16)-(150×15)

take a common value 150

D=150(16-15)

=150(1)

=150

Answer 2

Answer:

150×15

(150×16)-(150×15)

take common value 150

Difference=150(16-15)

150(1)

150