Subtract 10/54 from 81/72
1st number: 1 9/72, 2nd number: 10/54
81/72 - 10/54 is 203/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
81/72 = 81 × 3/72 × 3 = 243/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
10/54 = 10 × 4/54 × 4 = 40/216 - Subtract the two like fractions:
243/216 - 40/216 = 243 - 40/216 = 203/216
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