Add 20/10 and 2/30
1st number: 2 0/10, 2nd number: 2/30
20/10 + 2/30 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
20/10 = 20 × 3/10 × 3 = 60/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
2/30 = 2 × 1/30 × 1 = 2/30 - Add the two like fractions:
60/30 + 2/30 = 60 + 2/30 = 62/30 - 62/30 simplified gives 31/15
- So, 20/10 + 2/30 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10+2/30 20/10+4/30 20/10+2/60 60/10+2/30 20/10+6/30 20/30+2/30 20/10+2/90 20/10+10/30 20/50+2/30 20/10+14/30 20/70+2/30