Subtract 40/18 from 60/7
1st number: 8 4/7, 2nd number: 2 4/18
60/7 - 40/18 is 400/63.
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,
60/7 = 60 × 18/7 × 18 = 1080/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
40/18 = 40 × 7/18 × 7 = 280/126 - Subtract the two like fractions:
1080/126 - 280/126 = 1080 - 280/126 = 800/126 - After reducing the fraction, the answer is 400/63
- In mixed form: 622/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/7-80/18 60/14-40/18 60/7-40/36 60/21-40/18 60/7-40/54 60/35-40/18 60/7-40/90 60/49-40/18