Question

You purchased paint for the rooms in your house. You have 1.5 cans of paint left. You painted 4 rooms and each required 2 cans of paint. You spilled 1/2 of a can of paint. How many cans of paint did you purchase?

a. Solve the problem by working backwards.
b. Solve the equation x-2/4 = 2. How does the answer compare to part (
a.?

Answer 1

A. 2 x 8 + 1.5 + 0.5 = 18 cans of paint
B. x = 1.5 The answer compares to part a because 1.5 is the number of cans of paint you have left.