Subtract 40/18 from 24/7
1st number: 3 3/7, 2nd number: 2 4/18
24/7 - 40/18 is 76/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
24/7 = 24 × 18/7 × 18 = 432/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
40/18 = 40 × 7/18 × 7 = 280/126 - Subtract the two like fractions:
432/126 - 280/126 = 432 - 280/126 = 152/126 - After reducing the fraction, the answer is 76/63
- In mixed form: 113/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/7-40/18 24/7-80/18 24/14-40/18 24/7-40/36 72/7-40/18 24/21-40/18 24/7-40/54 24/35-40/18 24/7-40/90 24/49-40/18