Subtract 20/56 from 9/50
9/50 - 20/56 is -31/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 50 × 28 = 1400,
9/50 = 9 × 28/50 × 28 = 252/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
20/56 = 20 × 25/56 × 25 = 500/1400 - Subtract the two like fractions:
252/1400 - 500/1400 = 252 - 500/1400 = -248/1400 - After reducing the fraction, the answer is -31/175
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