Subtract 14/72 from 7/54
7/54 - 14/72 is -7/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
7/54 = 7 × 4/54 × 4 = 28/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
14/72 = 14 × 3/72 × 3 = 42/216 - Subtract the two like fractions:
28/216 - 42/216 = 28 - 42/216 = -14/216 - After reducing the fraction, the answer is -7/108
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