Add 20/6 and 36/70
1st number: 3 2/6, 2nd number: 36/70
20/6 + 36/70 is 404/105.
Steps for adding fractions
- 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,
20/6 = 20 × 35/6 × 35 = 700/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
36/70 = 36 × 3/70 × 3 = 108/210 - Add the two like fractions:
700/210 + 108/210 = 700 + 108/210 = 808/210 - 808/210 simplified gives 404/105
- So, 20/6 + 36/70 = 404/105
In mixed form: 389/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+36/70 20/6+72/70 20/12+36/70 60/6+36/70 20/18+36/70 20/30+36/70 20/42+36/70