Subtract 21/63 from 5/48
5/48 - 21/63 is -11/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 48 × 21 = 1008,
5/48 = 5 × 21/48 × 21 = 105/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
21/63 = 21 × 16/63 × 16 = 336/1008 - Subtract the two like fractions:
105/1008 - 336/1008 = 105 - 336/1008 = -231/1008 - After reducing the fraction, the answer is -11/48
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