Subtract 40/15 from 49/4
1st number: 12 1/4, 2nd number: 2 10/15
49/4 - 40/15 is 115/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
49/4 = 49 × 15/4 × 15 = 735/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
40/15 = 40 × 4/15 × 4 = 160/60 - Subtract the two like fractions:
735/60 - 160/60 = 735 - 160/60 = 575/60 - After reducing the fraction, the answer is 115/12
- In mixed form: 97/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4-40/15 49/4-80/15 49/8-40/15 49/4-40/30 49/12-40/15 49/4-40/45 49/20-40/15 49/4-40/75 49/28-40/15