Subtract 7/54 from 35/84
35/84 - 7/54 is 31/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
35/84 = 35 × 9/84 × 9 = 315/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
7/54 = 7 × 14/54 × 14 = 98/756 - Subtract the two like fractions:
315/756 - 98/756 = 315 - 98/756 = 217/756 - After reducing the fraction, the answer is 31/108
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