Add 35/70 and 21/14
1st number: 35/70, 2nd number: 1 7/14
35/70 + 21/14 is 2/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
35/70 = 35 × 1/70 × 1 = 35/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
21/14 = 21 × 5/14 × 5 = 105/70 - Add the two like fractions:
35/70 + 105/70 = 35 + 105/70 = 140/70 - 140/70 simplified gives 2/1
- So, 35/70 + 21/14 = 2/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 35/70+42/14 35/70+21/28 35/70+63/14 35/70+21/42 35/70+21/70 35/70+21/98