Question

students collected 600 cans for the canned food drive.That was 80% of their goal.How many more cans do they need to reach their goal

Answer 1

C = 75.

Explanation:

Set up our eq:

600 x

___ = ___

80 100

Cross multiply:

6 x 10 = 60 (add two zero's) = 6000

now, 80 * x. 80x

Now we divide:

6000

_____

80

C = 75