Add 70/42 and 5/14
1st number: 1 28/42, 2nd number: 5/14
70/42 + 5/14 is 85/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
70/42 = 70 × 1/42 × 1 = 70/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
5/14 = 5 × 3/14 × 3 = 15/42 - Add the two like fractions:
70/42 + 15/42 = 70 + 15/42 = 85/42 - So, 70/42 + 5/14 = 85/42
In mixed form: 21/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42+10/14 70/84+5/14 70/42+5/28 70/42+15/14 70/42+5/42 70/42+25/14 70/42+5/70 70/42+35/14 70/42+5/98