Subtract 28/27 from 30/36
1st number: 30/36, 2nd number: 1 1/27
30/36 - 28/27 is -11/54.
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,
30/36 = 30 × 3/36 × 3 = 90/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
28/27 = 28 × 4/27 × 4 = 112/108 - Subtract the two like fractions:
90/108 - 112/108 = 90 - 112/108 = -22/108 - After reducing the fraction, the answer is -11/54
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