Add 7/35 and 12/70
7/35 + 12/70 is 13/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
7/35 = 7 × 2/35 × 2 = 14/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
12/70 = 12 × 1/70 × 1 = 12/70 - Add the two like fractions:
14/70 + 12/70 = 14 + 12/70 = 26/70 - 26/70 simplified gives 13/35
- So, 7/35 + 12/70 = 13/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/35+12/70 7/35+24/70 7/70+12/70 21/35+12/70 7/35+36/70 7/35+60/70 49/35+12/70 7/35+84/70