Add 15/70 and 18/35
15/70 + 18/35 is 51/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
18/35 = 18 × 2/35 × 2 = 36/70 - Add the two like fractions:
15/70 + 36/70 = 15 + 36/70 = 51/70 - So, 15/70 + 18/35 = 51/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/70+18/35 15/70+36/35 15/70+18/70 45/70+18/35 15/70+54/35 75/70+18/35 15/70+90/35