Question

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use the grid to create a model to solve the percent problem.
what is 30% of 70?
○ 9
○ 12
○ 19
○ 21

Explanation:

Step1: Convert percent to decimal

$30\% = \frac{30}{100} = 0.3$

Step2: Multiply by the whole value

$0.3 \times 70 = 21$

Answer:

D. 21