Subtract 98/8 from 70/25
1st number: 2 20/25, 2nd number: 12 2/8
70/25 - 98/8 is -189/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
70/25 = 70 × 8/25 × 8 = 560/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
98/8 = 98 × 25/8 × 25 = 2450/200 - Subtract the two like fractions:
560/200 - 2450/200 = 560 - 2450/200 = -1890/200 - After reducing the fraction, the answer is -189/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/50-98/8 70/25-98/16 70/75-98/8 70/25-98/24 70/25-98/40 70/25-98/56