Subtract 36/10 from 90/12
1st number: 7 6/12, 2nd number: 3 6/10
90/12 - 36/10 is 39/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 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 10 × 6 = 60,
36/10 = 36 × 6/10 × 6 = 216/60 - Subtract the two like fractions:
450/60 - 216/60 = 450 - 216/60 = 234/60 - After reducing the fraction, the answer is 39/10
- In mixed form: 39/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12-72/10 90/24-36/10 90/12-36/20 90/36-36/10 90/12-36/30 90/60-36/10 90/12-36/50 90/84-36/10 90/12-36/70