Subtract 2/72 from 2/54
2/54 - 2/72 is 1/108.
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,
2/54 = 2 × 4/54 × 4 = 8/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
2/72 = 2 × 3/72 × 3 = 6/216 - Subtract the two like fractions:
8/216 - 6/216 = 8 - 6/216 = 2/216 - After reducing the fraction, the answer is 1/108
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