Subtract 50/72 from 32/42
32/42 - 50/72 is 17/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 42 × 12 = 504,
32/42 = 32 × 12/42 × 12 = 384/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
50/72 = 50 × 7/72 × 7 = 350/504 - Subtract the two like fractions:
384/504 - 350/504 = 384 - 350/504 = 34/504 - After reducing the fraction, the answer is 17/252
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