Add 40/7 and 4/18
1st number: 5 5/7, 2nd number: 4/18
40/7 + 4/18 is 374/63.
Steps for adding 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,
40/7 = 40 × 18/7 × 18 = 720/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
4/18 = 4 × 7/18 × 7 = 28/126 - Add the two like fractions:
720/126 + 28/126 = 720 + 28/126 = 748/126 - 748/126 simplified gives 374/63
- So, 40/7 + 4/18 = 374/63
In mixed form: 559/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/7+4/18 40/7+8/18 40/14+4/18 40/7+4/36 40/7+12/18 40/21+4/18 40/7+4/54 40/7+20/18 40/35+4/18 40/7+4/90 40/7+28/18 40/49+4/18