Subtract 42/36 from 4/63
1st number: 4/63, 2nd number: 1 6/36
4/63 - 42/36 is -139/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
4/63 = 4 × 4/63 × 4 = 16/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252 - Subtract the two like fractions:
16/252 - 294/252 = 16 - 294/252 = -278/252 - After reducing the fraction, the answer is -139/126
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