Subtract 10/27 from 81/72
1st number: 1 9/72, 2nd number: 10/27
81/72 - 10/27 is 163/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 27 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 27 × 8 = 216,
10/27 = 10 × 8/27 × 8 = 80/216 - Subtract the two like fractions:
243/216 - 80/216 = 243 - 80/216 = 163/216
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