Subtract 84/40 from 49/14
1st number: 3 7/14, 2nd number: 2 4/40
49/14 - 84/40 is 7/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
49/14 = 49 × 20/14 × 20 = 980/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
84/40 = 84 × 7/40 × 7 = 588/280 - Subtract the two like fractions:
980/280 - 588/280 = 980 - 588/280 = 392/280 - After reducing the fraction, the answer is 7/5
- In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/14-84/40 49/28-84/40 49/14-84/80 49/42-84/40 49/70-84/40 49/98-84/40