Question

sandra used a partial products to find the product of 428x17 by multiplying 438 by 1 and 438 by 7 to get 3066. find the product of 438x17 by using partial products. is sandra correct? compare your answer to sandra’s and explain why it is or is not the same.

Answer 1

428•17=7,270

So if you multiply 438 by 1 and 438 by 7 it will not equal 428•17.

The process how to get the product of 428•17


482
17
2996
+4280
7270