Subtract 12/63 from 15/12
1st number: 1 3/12, 2nd number: 12/63
15/12 - 12/63 is 89/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
15/12 = 15 × 21/12 × 21 = 315/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
12/63 = 12 × 4/63 × 4 = 48/252 - Subtract the two like fractions:
315/252 - 48/252 = 315 - 48/252 = 267/252 - After reducing the fraction, the answer is 89/84
- In mixed form: 15/84
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