Subtract 49/12 from 30/32
1st number: 30/32, 2nd number: 4 1/12
30/32 - 49/12 is -151/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 12 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 32 × 3 = 96,
30/32 = 30 × 3/32 × 3 = 90/96 - Likewise, for the 2nd fraction, since 12 × 8 = 96,
49/12 = 49 × 8/12 × 8 = 392/96 - Subtract the two like fractions:
90/96 - 392/96 = 90 - 392/96 = -302/96 - After reducing the fraction, the answer is -151/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/32-49/12 30/32-98/12 30/64-49/12 30/32-49/24 90/32-49/12 30/96-49/12 30/32-49/36 30/32-49/60 30/32-49/84