Subtract 49/4 from 27/15
1st number: 1 12/15, 2nd number: 12 1/4
27/15 - 49/4 is -209/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
27/15 = 27 × 4/15 × 4 = 108/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
49/4 = 49 × 15/4 × 15 = 735/60 - Subtract the two like fractions:
108/60 - 735/60 = 108 - 735/60 = -627/60 - After reducing the fraction, the answer is -209/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15-49/4 27/15-98/4 27/30-49/4 27/15-49/8 81/15-49/4 27/45-49/4 27/15-49/12 27/75-49/4 27/15-49/20 27/15-49/28