Subtract 12/18 from 63/15
1st number: 4 3/15, 2nd number: 12/18
63/15 - 12/18 is 53/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
63/15 = 63 × 6/15 × 6 = 378/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
12/18 = 12 × 5/18 × 5 = 60/90 - Subtract the two like fractions:
378/90 - 60/90 = 378 - 60/90 = 318/90 - After reducing the fraction, the answer is 53/15
- In mixed form: 38/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/15-24/18 63/30-12/18 63/15-12/36 63/15-36/18 63/45-12/18 63/15-12/54 63/15-60/18 63/75-12/18 63/15-12/90 63/15-84/18