Subtract 4/48 from 21/63
21/63 - 4/48 is 1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 48 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
21/63 = 21 × 16/63 × 16 = 336/1008 - Likewise, for the 2nd fraction, since 48 × 21 = 1008,
4/48 = 4 × 21/48 × 21 = 84/1008 - Subtract the two like fractions:
336/1008 - 84/1008 = 336 - 84/1008 = 252/1008 - After reducing the fraction, the answer is 1/4
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