Add 10/20 and 70/3
1st number: 10/20, 2nd number: 23 1/3
10/20 + 70/3 is 143/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
10/20 = 10 × 3/20 × 3 = 30/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
70/3 = 70 × 20/3 × 20 = 1400/60 - Add the two like fractions:
30/60 + 1400/60 = 30 + 1400/60 = 1430/60 - 1430/60 simplified gives 143/6
- So, 10/20 + 70/3 = 143/6
In mixed form: 235/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+70/3 10/20+70/6 30/20+70/3 10/60+70/3 10/20+70/9 50/20+70/3 10/20+70/15 70/20+70/3 10/20+70/21