Subtract 81/15 from 48/6
1st number: 8 0/6, 2nd number: 5 6/15
48/6 - 81/15 is 13/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
48/6 = 48 × 5/6 × 5 = 240/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
81/15 = 81 × 2/15 × 2 = 162/30 - Subtract the two like fractions:
240/30 - 162/30 = 240 - 162/30 = 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: 96/6-81/15 48/12-81/15 48/6-81/30 48/18-81/15 48/6-81/45 48/30-81/15 48/6-81/75 48/42-81/15