Subtract 45/14 from 18/48
1st number: 18/48, 2nd number: 3 3/14
18/48 - 45/14 is -159/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 14 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
18/48 = 18 × 7/48 × 7 = 126/336 - Likewise, for the 2nd fraction, since 14 × 24 = 336,
45/14 = 45 × 24/14 × 24 = 1080/336 - Subtract the two like fractions:
126/336 - 1080/336 = 126 - 1080/336 = -954/336 - After reducing the fraction, the answer is -159/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/48-45/14 18/48-90/14 18/96-45/14 18/48-45/28 54/48-45/14 18/48-45/42 90/48-45/14 18/48-45/70 18/48-45/98