Question

Use the model to answer the question.

Two 10 by 10 grids are connected, creating a rectangle with 20 columns. 1 columns are shaded. 4 rows are shaded. 8 squares are in the overlap.
Which is the missing factor that makes the equation true?
___ × 0.4 = .08

A. 0.02
B. 0.2
C. 2
D. 20

Answer 1

B. 0.2

Explanation:

(?) x 0.4 = .08

Reverse math

.08 divided by 0.4

Answer 2

D

Explanation:

if u calculate 20×0.4 it will give you 8

the 0 before 8 is insignificant