Add 20/6 and 64/70
1st number: 3 2/6, 2nd number: 64/70
20/6 + 64/70 is 446/105.
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,
64/70 = 64 × 3/70 × 3 = 192/210 - Add the two like fractions:
700/210 + 192/210 = 700 + 192/210 = 892/210 - 892/210 simplified gives 446/105
- So, 20/6 + 64/70 = 446/105
In mixed form: 426/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+64/70 20/12+64/70 60/6+64/70 20/18+64/70 20/30+64/70 20/42+64/70