Add 20/30 and 8/10
20/30 + 8/10 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
8/10 = 8 × 3/10 × 3 = 24/30 - Add the two like fractions:
20/30 + 24/30 = 20 + 24/30 = 44/30 - 44/30 simplified gives 22/15
- So, 20/30 + 8/10 = 22/15
In mixed form: 17/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/30+8/10 20/30+16/10 20/60+8/10 20/30+8/20 60/30+8/10 20/30+24/10 20/90+8/10 20/30+8/30 20/30+40/10 20/30+8/50 20/30+56/10 20/30+8/70