Subtract 56/63 from 12/14
12/14 - 56/63 is -2/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
12/14 = 12 × 9/14 × 9 = 108/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
56/63 = 56 × 2/63 × 2 = 112/126 - Subtract the two like fractions:
108/126 - 112/126 = 108 - 112/126 = -4/126 - After reducing the fraction, the answer is -2/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14-56/63 12/28-56/63 36/14-56/63 12/42-56/63 60/14-56/63 12/70-56/63 84/14-56/63 12/98-56/63