Add 7/30 and 56/18
1st number: 7/30, 2nd number: 3 2/18
7/30 + 56/18 is 301/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
7/30 = 7 × 3/30 × 3 = 21/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Add the two like fractions:
21/90 + 280/90 = 21 + 280/90 = 301/90 - So, 7/30 + 56/18 = 301/90
In mixed form: 331/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30+56/18 7/60+56/18 7/30+56/36 21/30+56/18 7/90+56/18 7/30+56/54 35/30+56/18 7/30+56/90 49/30+56/18