Subtract 24/7 from 18/4
1st number: 4 2/4, 2nd number: 3 3/7
18/4 - 24/7 is 15/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
18/4 = 18 × 7/4 × 7 = 126/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
24/7 = 24 × 4/7 × 4 = 96/28 - Subtract the two like fractions:
126/28 - 96/28 = 126 - 96/28 = 30/28 - After reducing the fraction, the answer is 15/14
- In mixed form: 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/4-24/7 18/4-48/7 18/8-24/7 18/4-24/14 54/4-24/7 18/4-72/7 18/12-24/7 18/4-24/21 90/4-24/7 18/20-24/7 18/4-24/35 18/28-24/7 18/4-24/49