Subtract 70/54 from 81/60
1st number: 1 21/60, 2nd number: 1 16/54
81/60 - 70/54 is 29/540.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
81/60 = 81 × 9/60 × 9 = 729/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
70/54 = 70 × 10/54 × 10 = 700/540 - Subtract the two like fractions:
729/540 - 700/540 = 729 - 700/540 = 29/540
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