Add 15/70 and 27/14
1st number: 15/70, 2nd number: 1 13/14
15/70 + 27/14 is 15/7.
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,
15/70 = 15 × 1/70 × 1 = 15/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
27/14 = 27 × 5/14 × 5 = 135/70 - Add the two like fractions:
15/70 + 135/70 = 15 + 135/70 = 150/70 - 150/70 simplified gives 15/7
- So, 15/70 + 27/14 = 15/7
In mixed form: 21/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/70+27/14 15/70+54/14 15/70+27/28 45/70+27/14 15/70+81/14 15/70+27/42 75/70+27/14 15/70+27/70 15/70+27/98