Add 5/30 and 84/18
1st number: 5/30, 2nd number: 4 12/18
5/30 + 84/18 is 29/6.
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,
5/30 = 5 × 3/30 × 3 = 15/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
84/18 = 84 × 5/18 × 5 = 420/90 - Add the two like fractions:
15/90 + 420/90 = 15 + 420/90 = 435/90 - 435/90 simplified gives 29/6
- So, 5/30 + 84/18 = 29/6
In mixed form: 45/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30+84/18 5/60+84/18 5/30+84/36 15/30+84/18 5/90+84/18 5/30+84/54 25/30+84/18 5/30+84/90 35/30+84/18