Subtract 70/49 from 7/2
1st number: 3 1/2, 2nd number: 1 21/49
7/2 - 70/49 is 29/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
7/2 = 7 × 49/2 × 49 = 343/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
70/49 = 70 × 2/49 × 2 = 140/98 - Subtract the two like fractions:
343/98 - 140/98 = 343 - 140/98 = 203/98 - After reducing the fraction, the answer is 29/14
- In mixed form: 21/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2-70/49 7/4-70/49 7/2-70/98 21/2-70/49 7/6-70/49 35/2-70/49 7/10-70/49 49/2-70/49 7/14-70/49