Subtract 7/24 from 42/7
1st number: 6 0/7, 2nd number: 7/24
42/7 - 7/24 is 137/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
42/7 = 42 × 24/7 × 24 = 1008/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
7/24 = 7 × 7/24 × 7 = 49/168 - Subtract the two like fractions:
1008/168 - 49/168 = 1008 - 49/168 = 959/168 - After reducing the fraction, the answer is 137/24
- In mixed form: 517/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/7-7/24 42/7-14/24 42/14-7/24 42/7-7/48 42/7-21/24 42/21-7/24 42/7-7/72 42/7-35/24 42/35-7/24 42/7-49/24 42/49-7/24