Subtract 50/60 from 90/12
1st number: 7 6/12, 2nd number: 50/60
90/12 - 50/60 is 20/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
90/12 = 90 × 5/12 × 5 = 450/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
50/60 = 50 × 1/60 × 1 = 50/60 - Subtract the two like fractions:
450/60 - 50/60 = 450 - 50/60 = 400/60 - After reducing the fraction, the answer is 20/3
- In mixed form: 62/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/24-50/60 90/36-50/60 90/60-50/60 90/84-50/60