Subtract 98/7 from 14/40
1st number: 14/40, 2nd number: 14 0/7
14/40 - 98/7 is -273/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
14/40 = 14 × 7/40 × 7 = 98/280 - Likewise, for the 2nd fraction, since 7 × 40 = 280,
98/7 = 98 × 40/7 × 40 = 3920/280 - Subtract the two like fractions:
98/280 - 3920/280 = 98 - 3920/280 = -3822/280 - After reducing the fraction, the answer is -273/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40-98/7 14/80-98/7 14/40-98/14 42/40-98/7 14/40-98/21 70/40-98/7 14/40-98/35 98/40-98/7 14/40-98/49