Add 4/30 and 28/18
1st number: 4/30, 2nd number: 1 10/18
4/30 + 28/18 is 76/45.
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,
4/30 = 4 × 3/30 × 3 = 12/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
28/18 = 28 × 5/18 × 5 = 140/90 - Add the two like fractions:
12/90 + 140/90 = 12 + 140/90 = 152/90 - 152/90 simplified gives 76/45
- So, 4/30 + 28/18 = 76/45
In mixed form: 131/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30+28/18 4/30+56/18 4/60+28/18 4/30+28/36 12/30+28/18 4/30+84/18 4/90+28/18 4/30+28/54 20/30+28/18 4/30+28/90 28/30+28/18