Subtract 50/27 from 81/60
1st number: 1 21/60, 2nd number: 1 23/27
81/60 - 50/27 is -271/540.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 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 27 × 20 = 540,
50/27 = 50 × 20/27 × 20 = 1000/540 - Subtract the two like fractions:
729/540 - 1000/540 = 729 - 1000/540 = -271/540
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