Add 20/35 and 9/10
20/35 + 9/10 is 103/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
20/35 = 20 × 2/35 × 2 = 40/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
9/10 = 9 × 7/10 × 7 = 63/70 - Add the two like fractions:
40/70 + 63/70 = 40 + 63/70 = 103/70 - So, 20/35 + 9/10 = 103/70
In mixed form: 133/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35+9/10 20/35+18/10 20/70+9/10 20/35+9/20 60/35+9/10 20/35+27/10 20/35+9/30 20/35+45/10 20/35+9/50 20/35+63/10 20/35+9/70