Subtract 98/96 from 20/70
1st number: 20/70, 2nd number: 1 2/96
20/70 - 98/96 is -247/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 96 is 3360
Next, find the equivalent fraction of both fractional numbers with denominator 3360 - For the 1st fraction, since 70 × 48 = 3360,
20/70 = 20 × 48/70 × 48 = 960/3360 - Likewise, for the 2nd fraction, since 96 × 35 = 3360,
98/96 = 98 × 35/96 × 35 = 3430/3360 - Subtract the two like fractions:
960/3360 - 3430/3360 = 960 - 3430/3360 = -2470/3360 - After reducing the fraction, the answer is -247/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/70-98/96 60/70-98/96