Question

-------- is useful in checking a quotient for long division.

Answer 1

do u have answer options?

Answer 2

no

Answer 3

its a write the answer

Answer 4

no

Answer 5

I want to say multiplication, because you can check your answer for long division by multiplying .

Answer 6

You can multiply the divisor, to be able to check your quotient

Answer 7

"You can use multiplication to check your division answer this way. Do the division problem. Multiply the quotient times the divisor. If there is a remainder, add it to the multiplication product."
Google search!