Subtract 80/54 from 7/36
1st number: 7/36, 2nd number: 1 26/54
7/36 - 80/54 is -139/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 36 × 3 = 108,
7/36 = 7 × 3/36 × 3 = 21/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
80/54 = 80 × 2/54 × 2 = 160/108 - Subtract the two like fractions:
21/108 - 160/108 = 21 - 160/108 = -139/108
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