Solutions by everydaycalculation.com

This multiplication involving fractions can also be rephrased as "What is 42/48 of 21/90?"

4248 × 2190 is 49240.

- Simply multiply the numerators and denominators separately:
- 4248 × 2190 = 42 × 2148 × 90 = 8824320
- After reducing the fraction, the answer is 49240

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