Author Question: Paige knows that 5 + 7 = 12 without even thinking about it. Paige is using a. decomposition ... (Read 176 times)

nramada · **on:** Jun 22, 2018

Paige knows that 5 + 7 = 12 without even thinking about it. Paige is using

a. decomposition strategy.
b. min strategy.
c. sum strategy.
d. fact retrieval.

Question 2

Numbrinia can count big numbers. To add 42 and 21, she takes apart the numbers, adding four tens to two tens to get six tens, then adding two ones and one to get three ones, and then putting together the tens and ones to get 63, the total. This is the ____ counting strategy.

a. min
b. fact retrieval
c. decomposition
d. sum