Add 2/5 and 7/30
2/5 + 7/30 is 19/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
2/5 = 2 × 6/5 × 6 = 12/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
7/30 = 7 × 1/30 × 1 = 7/30 - Add the two like fractions:
12/30 + 7/30 = 12 + 7/30 = 19/30 - So, 2/5 + 7/30 = 19/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5+7/30 2/5+14/30 2/10+7/30 2/5+7/60 6/5+7/30 2/5+21/30 2/15+7/30 2/5+7/90 10/5+7/30 2/5+35/30 2/25+7/30 14/5+7/30 2/5+49/30 2/35+7/30