Subtract 63/48 from 54/40
1st number: 1 14/40, 2nd number: 1 15/48
54/40 - 63/48 is 3/80.
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,
54/40 = 54 × 6/40 × 6 = 324/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
63/48 = 63 × 5/48 × 5 = 315/240 - Subtract the two like fractions:
324/240 - 315/240 = 324 - 315/240 = 9/240 - After reducing the fraction, the answer is 3/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/80-63/48 54/40-63/96