There are 3 rows of 8 cookies, so this array shows 3 x 8 = 24. Now you have to multiply this by 2 to find the answer. This calculation was much easier, when we broke it down into stages.
There are 3 rows of 8 cookies, so this array shows 3 x 8 = 24. Now you have to multiply this by 2 to find the answer. This calculation was much easier, when we broke it down into stages.