Subtract 70/49 from 3/14
1st number: 3/14, 2nd number: 1 21/49
3/14 - 70/49 is -17/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 14 × 7 = 98,
3/14 = 3 × 7/14 × 7 = 21/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
70/49 = 70 × 2/49 × 2 = 140/98 - Subtract the two like fractions:
21/98 - 140/98 = 21 - 140/98 = -119/98 - After reducing the fraction, the answer is -17/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/14-70/49 3/28-70/49 3/14-70/98 9/14-70/49 3/42-70/49 15/14-70/49 3/70-70/49 21/14-70/49 3/98-70/49