Subtract 63/20 from 12/48
1st number: 12/48, 2nd number: 3 3/20
12/48 - 63/20 is -29/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
12/48 = 12 × 5/48 × 5 = 60/240 - Likewise, for the 2nd fraction, since 20 × 12 = 240,
63/20 = 63 × 12/20 × 12 = 756/240 - Subtract the two like fractions:
60/240 - 756/240 = 60 - 756/240 = -696/240 - After reducing the fraction, the answer is -29/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/48-63/20 12/96-63/20 12/48-63/40 36/48-63/20 12/48-63/60 60/48-63/20 84/48-63/20