Subtract 63/15 from 81/3
1st number: 27 0/3, 2nd number: 4 3/15
81/3 - 63/15 is 114/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
81/3 = 81 × 5/3 × 5 = 405/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
63/15 = 63 × 1/15 × 1 = 63/15 - Subtract the two like fractions:
405/15 - 63/15 = 405 - 63/15 = 342/15 - After reducing the fraction, the answer is 114/5
- In mixed form: 224/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/6-63/15 81/3-63/30 81/9-63/15 81/3-63/45 81/15-63/15 81/3-63/75 81/21-63/15