Subtract 42/15 from 10/54
1st number: 10/54, 2nd number: 2 12/15
10/54 - 42/15 is -353/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
10/54 = 10 × 5/54 × 5 = 50/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
42/15 = 42 × 18/15 × 18 = 756/270 - Subtract the two like fractions:
50/270 - 756/270 = 50 - 756/270 = -706/270 - After reducing the fraction, the answer is -353/135
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