Subtract 84/45 from 54/35
1st number: 1 19/35, 2nd number: 1 39/45
54/35 - 84/45 is -34/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
54/35 = 54 × 9/35 × 9 = 486/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
84/45 = 84 × 7/45 × 7 = 588/315 - Subtract the two like fractions:
486/315 - 588/315 = 486 - 588/315 = -102/315 - After reducing the fraction, the answer is -34/105
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