Subtract 84/48 from 18/7
1st number: 2 4/7, 2nd number: 1 36/48
18/7 - 84/48 is 23/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 7 × 48 = 336,
18/7 = 18 × 48/7 × 48 = 864/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
84/48 = 84 × 7/48 × 7 = 588/336 - Subtract the two like fractions:
864/336 - 588/336 = 864 - 588/336 = 276/336 - After reducing the fraction, the answer is 23/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7-84/48 18/14-84/48 18/7-84/96 54/7-84/48 18/21-84/48 90/7-84/48 18/35-84/48 18/49-84/48