Add 1/70 and 81/15
1st number: 1/70, 2nd number: 5 6/15
1/70 + 81/15 is 379/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
1/70 = 1 × 3/70 × 3 = 3/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
81/15 = 81 × 14/15 × 14 = 1134/210 - Add the two like fractions:
3/210 + 1134/210 = 3 + 1134/210 = 1137/210 - 1137/210 simplified gives 379/70
- So, 1/70 + 81/15 = 379/70
In mixed form: 529/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70+81/15 1/70+81/30 3/70+81/15 1/70+81/45 5/70+81/15 1/70+81/75 7/70+81/15