Subtract 90/30 from 56/10
1st number: 5 6/10, 2nd number: 3 0/30
56/10 - 90/30 is 13/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
56/10 = 56 × 3/10 × 3 = 168/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
90/30 = 90 × 1/30 × 1 = 90/30 - Subtract the two like fractions:
168/30 - 90/30 = 168 - 90/30 = 78/30 - After reducing the fraction, the answer is 13/5
- In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/20-90/30 56/10-90/60 56/30-90/30 56/50-90/30 56/70-90/30