Subtract 56/36 from 30/63
1st number: 30/63, 2nd number: 1 20/36
30/63 - 56/36 is -68/63.
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,
30/63 = 30 × 4/63 × 4 = 120/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
56/36 = 56 × 7/36 × 7 = 392/252 - Subtract the two like fractions:
120/252 - 392/252 = 120 - 392/252 = -272/252 - After reducing the fraction, the answer is -68/63
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