Subtract 84/45 from 56/63
1st number: 56/63, 2nd number: 1 39/45
56/63 - 84/45 is -44/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
56/63 = 56 × 5/63 × 5 = 280/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
84/45 = 84 × 7/45 × 7 = 588/315 - Subtract the two like fractions:
280/315 - 588/315 = 280 - 588/315 = -308/315 - After reducing the fraction, the answer is -44/45
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