Subtract 63/48 from 8/40
1st number: 8/40, 2nd number: 1 15/48
8/40 - 63/48 is -89/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
8/40 = 8 × 6/40 × 6 = 48/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
63/48 = 63 × 5/48 × 5 = 315/240 - Subtract the two like fractions:
48/240 - 315/240 = 48 - 315/240 = -267/240 - After reducing the fraction, the answer is -89/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40-63/48 8/80-63/48 8/40-63/96 24/40-63/48 56/40-63/48