Add 3/6 and 30/70, Solve 3/6 + 30/70 as a fraction

Add 3/6 and 30/70

3/6 + 30/70 is 13/14.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 6 × 35 = 210,
3/6 = 3 × 35/6 × 35 = 105/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
30/70 = 30 × 3/70 × 3 = 90/210
Add the two like fractions:
105/210 + 90/210 = 105 + 90/210 = 195/210
195/210 simplified gives 13/14
So, 3/6 + 30/70 = 13/14

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad