Subtract 81/7 from 24/48
1st number: 24/48, 2nd number: 11 4/7
24/48 - 81/7 is -155/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 7 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
24/48 = 24 × 7/48 × 7 = 168/336 - Likewise, for the 2nd fraction, since 7 × 48 = 336,
81/7 = 81 × 48/7 × 48 = 3888/336 - Subtract the two like fractions:
168/336 - 3888/336 = 168 - 3888/336 = -3720/336 - After reducing the fraction, the answer is -155/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/96-81/7 24/48-81/14 72/48-81/7 24/48-81/21 24/48-81/35 24/48-81/49