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Quiz yourself on Fractions BasicsGet your flashcardsBuild my revision planTrack my progressComparing Without Common Denominators
Cross-multiplication method for comparing fractions:
- For a/b vs c/d: Compare a×d with b×c
- Example: 3/5 vs 7/12
- 3×12 = 36 and 5×7 = 35
- Since 36 > 35, we know 3/5 > 7/12
This avoids finding the LCM but still gives the correct comparison!
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