Add 21/70 and 48/35
1st number: 21/70, 2nd number: 1 13/35
21/70 + 48/35 is 117/70.
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,
21/70 = 21 × 1/70 × 1 = 21/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
48/35 = 48 × 2/35 × 2 = 96/70 - Add the two like fractions:
21/70 + 96/70 = 21 + 96/70 = 117/70 - So, 21/70 + 48/35 = 117/70
In mixed form: 147/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/70+48/35 21/70+96/35 21/70+48/70 63/70+48/35