Subtract 49/70 from 40/14
1st number: 2 12/14, 2nd number: 49/70
40/14 - 49/70 is 151/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
40/14 = 40 × 5/14 × 5 = 200/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
49/70 = 49 × 1/70 × 1 = 49/70 - Subtract the two like fractions:
200/70 - 49/70 = 200 - 49/70 = 151/70 - In mixed form: 211/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14-49/70 40/14-98/70 40/28-49/70 40/42-49/70 40/70-49/70 40/98-49/70