Solutions by everydaycalculation.com

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

4584 × 2145 is 14.

- Simply multiply the numerators and denominators separately:
- 4584 × 2145 = 45 × 2184 × 45 = 9453780
- After reducing the fraction, the answer is 14

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