Subtract 98/5 from 8/28
1st number: 8/28, 2nd number: 19 3/5
8/28 - 98/5 is -676/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
8/28 = 8 × 5/28 × 5 = 40/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
98/5 = 98 × 28/5 × 28 = 2744/140 - Subtract the two like fractions:
40/140 - 2744/140 = 40 - 2744/140 = -2704/140 - After reducing the fraction, the answer is -676/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28-98/5 8/56-98/5 8/28-98/10 24/28-98/5 8/84-98/5 8/28-98/15 40/28-98/5 8/28-98/25 56/28-98/5 8/28-98/35