Subtract 56/15 from 30/63
1st number: 30/63, 2nd number: 3 11/15
30/63 - 56/15 is -114/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
30/63 = 30 × 5/63 × 5 = 150/315 - Likewise, for the 2nd fraction, since 15 × 21 = 315,
56/15 = 56 × 21/15 × 21 = 1176/315 - Subtract the two like fractions:
150/315 - 1176/315 = 150 - 1176/315 = -1026/315 - After reducing the fraction, the answer is -114/35
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