Add 6/70 and 12/15
6/70 + 12/15 is 31/35.
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,
6/70 = 6 × 3/70 × 3 = 18/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
12/15 = 12 × 14/15 × 14 = 168/210 - Add the two like fractions:
18/210 + 168/210 = 18 + 168/210 = 186/210 - 186/210 simplified gives 31/35
- So, 6/70 + 12/15 = 31/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/70+12/15 6/70+24/15 6/70+12/30 18/70+12/15 6/70+36/15 6/70+12/45 30/70+12/15 6/70+60/15 6/70+12/75 42/70+12/15 6/70+84/15