Subtract 7/12 from 90/60
1st number: 1 30/60, 2nd number: 7/12
90/60 - 7/12 is 11/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
90/60 = 90 × 1/60 × 1 = 90/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
7/12 = 7 × 5/12 × 5 = 35/60 - Subtract the two like fractions:
90/60 - 35/60 = 90 - 35/60 = 55/60 - After reducing the fraction, the answer is 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60-14/12 90/60-7/24 90/60-21/12 90/60-7/36 90/60-35/12 90/60-7/60 90/60-49/12 90/60-7/84