Add 40/8 and 35/18
1st number: 5 0/8, 2nd number: 1 17/18
40/8 + 35/18 is 125/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
40/8 = 40 × 9/8 × 9 = 360/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
35/18 = 35 × 4/18 × 4 = 140/72 - Add the two like fractions:
360/72 + 140/72 = 360 + 140/72 = 500/72 - 500/72 simplified gives 125/18
- So, 40/8 + 35/18 = 125/18
In mixed form: 617/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8+35/18 40/8+70/18 40/16+35/18 40/8+35/36 40/24+35/18 40/8+35/54 40/8+35/90 40/56+35/18