Subtract 90/12 from 30/96
1st number: 30/96, 2nd number: 7 6/12
30/96 - 90/12 is -115/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 12 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 96 × 1 = 96,
30/96 = 30 × 1/96 × 1 = 30/96 - Likewise, for the 2nd fraction, since 12 × 8 = 96,
90/12 = 90 × 8/12 × 8 = 720/96 - Subtract the two like fractions:
30/96 - 720/96 = 30 - 720/96 = -690/96 - After reducing the fraction, the answer is -115/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/96-90/12 30/96-90/24 90/96-90/12 30/96-90/36 30/96-90/60 30/96-90/84