Subtract 42/27 from 56/15
1st number: 3 11/15, 2nd number: 1 15/27
56/15 - 42/27 is 98/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
56/15 = 56 × 9/15 × 9 = 504/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
42/27 = 42 × 5/27 × 5 = 210/135 - Subtract the two like fractions:
504/135 - 210/135 = 504 - 210/135 = 294/135 - After reducing the fraction, the answer is 98/45
- In mixed form: 28/45
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