Subtract 15/60 from 21/2
1st number: 10 1/2, 2nd number: 15/60
21/2 - 15/60 is 41/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 2 × 30 = 60,
21/2 = 21 × 30/2 × 30 = 630/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Subtract the two like fractions:
630/60 - 15/60 = 630 - 15/60 = 615/60 - After reducing the fraction, the answer is 41/4
- In mixed form: 101/4
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