Add 20/2 and 9/30
1st number: 10 0/2, 2nd number: 9/30
20/2 + 9/30 is 103/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
20/2 = 20 × 15/2 × 15 = 300/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
9/30 = 9 × 1/30 × 1 = 9/30 - Add the two like fractions:
300/30 + 9/30 = 300 + 9/30 = 309/30 - 309/30 simplified gives 103/10
- So, 20/2 + 9/30 = 103/10
In mixed form: 103/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/2+9/30 20/2+18/30 20/4+9/30 20/2+9/60 60/2+9/30 20/2+27/30 20/6+9/30 20/2+9/90 20/2+45/30 20/10+9/30 20/2+63/30 20/14+9/30