Subtract 30/20 from 48/5
1st number: 9 3/5, 2nd number: 1 10/20
48/5 - 30/20 is 81/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
48/5 = 48 × 4/5 × 4 = 192/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
30/20 = 30 × 1/20 × 1 = 30/20 - Subtract the two like fractions:
192/20 - 30/20 = 192 - 30/20 = 162/20 - After reducing the fraction, the answer is 81/10
- In mixed form: 81/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/5-30/20 48/5-60/20 48/10-30/20 48/5-30/40 48/5-90/20 48/15-30/20 48/5-30/60 48/25-30/20 48/35-30/20