Add 12/35 and 20/70
12/35 + 20/70 is 22/35.
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,
12/35 = 12 × 2/35 × 2 = 24/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
20/70 = 20 × 1/70 × 1 = 20/70 - Add the two like fractions:
24/70 + 20/70 = 24 + 20/70 = 44/70 - 44/70 simplified gives 22/35
- So, 12/35 + 20/70 = 22/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35+20/70 12/35+40/70 12/70+20/70 36/35+20/70 12/35+60/70 60/35+20/70 84/35+20/70