Add 18/70 and 2/7
18/70 + 2/7 is 19/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
2/7 = 2 × 10/7 × 10 = 20/70 - Add the two like fractions:
18/70 + 20/70 = 18 + 20/70 = 38/70 - 38/70 simplified gives 19/35
- So, 18/70 + 2/7 = 19/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70+2/7 18/70+4/7 18/70+2/14 54/70+2/7 18/70+6/7 18/70+2/21 90/70+2/7 18/70+10/7 18/70+2/35 18/70+14/7 18/70+2/49