Subtract 84/45 from 32/63
1st number: 32/63, 2nd number: 1 39/45
32/63 - 84/45 is -428/315.
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,
32/63 = 32 × 5/63 × 5 = 160/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
84/45 = 84 × 7/45 × 7 = 588/315 - Subtract the two like fractions:
160/315 - 588/315 = 160 - 588/315 = -428/315
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