Subtract 21/56 from 5/50
5/50 - 21/56 is -11/40.
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,
5/50 = 5 × 28/50 × 28 = 140/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
21/56 = 21 × 25/56 × 25 = 525/1400 - Subtract the two like fractions:
140/1400 - 525/1400 = 140 - 525/1400 = -385/1400 - After reducing the fraction, the answer is -11/40
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