Subtract 63/14 from 18/24
1st number: 18/24, 2nd number: 4 7/14
18/24 - 63/14 is -15/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 14 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
18/24 = 18 × 7/24 × 7 = 126/168 - Likewise, for the 2nd fraction, since 14 × 12 = 168,
63/14 = 63 × 12/14 × 12 = 756/168 - Subtract the two like fractions:
126/168 - 756/168 = 126 - 756/168 = -630/168 - After reducing the fraction, the answer is -15/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/24-63/14 18/48-63/14 18/24-63/28 54/24-63/14 18/72-63/14 18/24-63/42 90/24-63/14 18/24-63/70 18/24-63/98