Answers

Multiply 81/84 with 21/45

This multiplication involving fractions can also be rephrased as "What is 81/84 of 21/45?"

81/84 × 21/45 is 9/20.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 81/84 × 21/45 = 81 × 21/84 × 45 = 1701/3780
3. After reducing the fraction, the answer is 9/20

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