Subtract 10/56 from 10/21
10/21 - 10/56 is 25/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
10/21 = 10 × 8/21 × 8 = 80/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
10/56 = 10 × 3/56 × 3 = 30/168 - Subtract the two like fractions:
80/168 - 30/168 = 80 - 30/168 = 50/168 - After reducing the fraction, the answer is 25/84
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