Subtract 6/10 from 90/28
1st number: 3 6/28, 2nd number: 6/10
90/28 - 6/10 is 183/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
90/28 = 90 × 5/28 × 5 = 450/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
6/10 = 6 × 14/10 × 14 = 84/140 - Subtract the two like fractions:
450/140 - 84/140 = 450 - 84/140 = 366/140 - After reducing the fraction, the answer is 183/70
- In mixed form: 243/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28-12/10 90/56-6/10 90/28-6/20 90/28-18/10 90/84-6/10 90/28-6/30 90/28-30/10 90/28-6/50 90/28-42/10 90/28-6/70