Subtract 84/15 from 49/12
1st number: 4 1/12, 2nd number: 5 9/15
49/12 - 84/15 is -91/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
49/12 = 49 × 5/12 × 5 = 245/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
84/15 = 84 × 4/15 × 4 = 336/60 - Subtract the two like fractions:
245/60 - 336/60 = 245 - 336/60 = -91/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-84/15 49/24-84/15 49/12-84/30 49/36-84/15 49/12-84/45 49/60-84/15 49/12-84/75 49/84-84/15