Subtract 14/63 from 15/84
15/84 - 14/63 is -11/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
15/84 = 15 × 3/84 × 3 = 45/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
14/63 = 14 × 4/63 × 4 = 56/252 - Subtract the two like fractions:
45/252 - 56/252 = 45 - 56/252 = -11/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/84-14/63 15/84-28/63 45/84-14/63 15/84-42/63 75/84-14/63 15/84-70/63 15/84-98/63