Subtract 12/63 from 2/12
2/12 - 12/63 is -1/42.
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,
2/12 = 2 × 21/12 × 21 = 42/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
12/63 = 12 × 4/63 × 4 = 48/252 - Subtract the two like fractions:
42/252 - 48/252 = 42 - 48/252 = -6/252 - After reducing the fraction, the answer is -1/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12-12/63 2/12-24/63 2/24-12/63 6/12-12/63 2/12-36/63 2/36-12/63 10/12-12/63 2/12-60/63 2/60-12/63 14/12-12/63 2/12-84/63 2/84-12/63