Subtract 70/63 from 14/16
1st number: 14/16, 2nd number: 1 7/63
14/16 - 70/63 is -17/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
14/16 = 14 × 63/16 × 63 = 882/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
70/63 = 70 × 16/63 × 16 = 1120/1008 - Subtract the two like fractions:
882/1008 - 1120/1008 = 882 - 1120/1008 = -238/1008 - After reducing the fraction, the answer is -17/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/16-70/63 14/32-70/63 42/16-70/63 14/48-70/63 70/16-70/63 14/80-70/63 98/16-70/63