Subtract 4/5 from 42/27
1st number: 1 15/27, 2nd number: 4/5
42/27 - 4/5 is 34/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 5 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
42/27 = 42 × 5/27 × 5 = 210/135 - Likewise, for the 2nd fraction, since 5 × 27 = 135,
4/5 = 4 × 27/5 × 27 = 108/135 - Subtract the two like fractions:
210/135 - 108/135 = 210 - 108/135 = 102/135 - After reducing the fraction, the answer is 34/45
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