Add 18/70 and 3/7
18/70 + 3/7 is 24/35.
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,
3/7 = 3 × 10/7 × 10 = 30/70 - Add the two like fractions:
18/70 + 30/70 = 18 + 30/70 = 48/70 - 48/70 simplified gives 24/35
- So, 18/70 + 3/7 = 24/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70+3/7 18/70+6/7 18/70+3/14 54/70+3/7 18/70+9/7 18/70+3/21 90/70+3/7 18/70+15/7 18/70+3/35 18/70+21/7 18/70+3/49