Subtract 10/72 from 2/27
2/27 - 10/72 is -7/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
2/27 = 2 × 8/27 × 8 = 16/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
10/72 = 10 × 3/72 × 3 = 30/216 - Subtract the two like fractions:
16/216 - 30/216 = 16 - 30/216 = -14/216 - After reducing the fraction, the answer is -7/108
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