Subtract 81/15 from 60/12
1st number: 5 0/12, 2nd number: 5 6/15
60/12 - 81/15 is -2/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
60/12 = 60 × 5/12 × 5 = 300/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
81/15 = 81 × 4/15 × 4 = 324/60 - Subtract the two like fractions:
300/60 - 324/60 = 300 - 324/60 = -24/60 - After reducing the fraction, the answer is -2/5
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