Add 18/7 and 35/70
1st number: 2 4/7, 2nd number: 35/70
18/7 + 35/70 is 43/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
18/7 = 18 × 10/7 × 10 = 180/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
35/70 = 35 × 1/70 × 1 = 35/70 - Add the two like fractions:
180/70 + 35/70 = 180 + 35/70 = 215/70 - 215/70 simplified gives 43/14
- So, 18/7 + 35/70 = 43/14
In mixed form: 31/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7+35/70 18/14+35/70 54/7+35/70 18/21+35/70 90/7+35/70 18/35+35/70 18/49+35/70