Subtract 42/27 from 35/36
1st number: 35/36, 2nd number: 1 15/27
35/36 - 42/27 is -7/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 36 × 3 = 108,
35/36 = 35 × 3/36 × 3 = 105/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
42/27 = 42 × 4/27 × 4 = 168/108 - Subtract the two like fractions:
105/108 - 168/108 = 105 - 168/108 = -63/108 - After reducing the fraction, the answer is -7/12
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