Subtract 1/48 from 42/63
42/63 - 1/48 is 31/48.
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,
42/63 = 42 × 16/63 × 16 = 672/1008 - Likewise, for the 2nd fraction, since 48 × 21 = 1008,
1/48 = 1 × 21/48 × 21 = 21/1008 - Subtract the two like fractions:
672/1008 - 21/1008 = 672 - 21/1008 = 651/1008 - After reducing the fraction, the answer is 31/48
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