Subtract 27/60 from 15/10
1st number: 1 5/10, 2nd number: 27/60
15/10 - 27/60 is 21/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
15/10 = 15 × 6/10 × 6 = 90/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
27/60 = 27 × 1/60 × 1 = 27/60 - Subtract the two like fractions:
90/60 - 27/60 = 90 - 27/60 = 63/60 - After reducing the fraction, the answer is 21/20
- In mixed form: 11/20
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