Subtract 63/48 from 30/36
1st number: 30/36, 2nd number: 1 15/48
30/36 - 63/48 is -23/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 36 × 4 = 144,
30/36 = 30 × 4/36 × 4 = 120/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
63/48 = 63 × 3/48 × 3 = 189/144 - Subtract the two like fractions:
120/144 - 189/144 = 120 - 189/144 = -69/144 - After reducing the fraction, the answer is -23/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36-63/48 30/72-63/48 30/36-63/96 90/36-63/48