Subtract 42/27 from 18/5
1st number: 3 3/5, 2nd number: 1 15/27
18/5 - 42/27 is 92/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 5 × 27 = 135,
18/5 = 18 × 27/5 × 27 = 486/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
42/27 = 42 × 5/27 × 5 = 210/135 - Subtract the two like fractions:
486/135 - 210/135 = 486 - 210/135 = 276/135 - After reducing the fraction, the answer is 92/45
- In mixed form: 22/45
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