Add 70/2 and 21/14
1st number: 35 0/2, 2nd number: 1 7/14
70/2 + 21/14 is 73/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
70/2 = 70 × 7/2 × 7 = 490/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
21/14 = 21 × 1/14 × 1 = 21/14 - Add the two like fractions:
490/14 + 21/14 = 490 + 21/14 = 511/14 - 511/14 simplified gives 73/2
- So, 70/2 + 21/14 = 73/2
In mixed form: 361/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2+42/14 70/4+21/14 70/2+21/28 70/2+63/14 70/6+21/14 70/2+21/42 70/10+21/14 70/2+21/70 70/14+21/14 70/2+21/98