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In Mathematics / Middle School | 2014-09-29

How do you solve \(\frac{7}{8} \times \frac{4}{5}\) divided by \(\frac{7}{20}\)?

Asked by littlebunnyfofo

Answer (3)

8 7 ​ ∗ 5 4 ​ 40 28 ​ 10 7 ​ 10 7 ​ / 20 7 ​ 10 7 ​ ∗ 7 20 ​ 1 1 ​ ∗ 1 2 ​ = 2

Answered by a386 | 2024-06-10

Convert 7/8 and 4/5 into common denominators using 40; 28/40 and 32/40, multiply those to get 22.4. Divide 7 by 20 to get 0.35. Divide 22.4 by 0.35 for an end quotient of 64.

Answered by saraharcher | 2024-06-10

To solve 8 7 ​ × 5 4 ​ ÷ 20 7 ​ , first multiply the first two fractions to get 10 7 ​ . Then, divide by the third fraction by multiplying with its reciprocal, simplifying, and you arrive at the final answer of 2 .
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Answered by a386 | 2024-12-26