Subtract 3/98 from 40/28
1st number: 1 12/28, 2nd number: 3/98
40/28 - 3/98 is 137/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
40/28 = 40 × 7/28 × 7 = 280/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
3/98 = 3 × 2/98 × 2 = 6/196 - Subtract the two like fractions:
280/196 - 6/196 = 280 - 6/196 = 274/196 - After reducing the fraction, the answer is 137/98
- In mixed form: 139/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28-3/98 40/28-6/98 40/56-3/98 40/28-9/98 40/84-3/98 40/28-15/98 40/28-21/98