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A box of pancake mix has 6 cups of mix. Eliza used 3/4 of a cup for a recipe. What fraction of the box of pancake mix did she use? Show or explain your thinking.

1 Answer

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Answer: 12.5% or 12.5/100

Explanation:

Based on the given conditions, formulate: 3/4 divided by 12

Divide a fraction by multiplying its reciprocal: 3/4 x 1/6

Write as a single fraction: 3/4x6

Calculate the product or quotient: 3/24

Cross out the common factor: 1/8

Rewrite a fraction as a decimal: 0.125

Multiply a number to both the numerator and the denominator: 0.125 x 100/100

Write as a single fraction: 0.125x100/100

Calculate the product or quotient: 12.5/100

Rewrite a fraction with denominator equals 100 to a percentage: 12.5%

User Eric Bringley
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