Multiplying Fractions Math Example 2
Follow the full solution, then compare it with the other examples linked below.
Example 2
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Solution
- 1 Look for common factors to cross-cancel before multiplying: in , the 4 (numerator) and 8 (denominator) share a factor of 4.
- 2 Cancel and to get . Then cancel and (factor of 3): .
- 3 Multiply the simplified fractions:
Answer
Cross-cancelling before multiplying avoids large numbers and the need to simplify afterwards. You can cancel any common factor between a numerator and a denominator from different fractions.
About Multiplying Fractions
To multiply fractions, multiply the numerators together and the denominators together: . Simplify the result by cancelling common factors.
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