Add 84/9 and 5/30
1st number: 9 3/9, 2nd number: 5/30
84/9 + 5/30 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
84/9 = 84 × 10/9 × 10 = 840/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
5/30 = 5 × 3/30 × 3 = 15/90 - Add the two like fractions:
840/90 + 15/90 = 840 + 15/90 = 855/90 - 855/90 simplified gives 19/2
- So, 84/9 + 5/30 = 19/2
In mixed form: 91/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+10/30 84/18+5/30 84/9+5/60 84/9+15/30 84/27+5/30 84/9+5/90 84/9+25/30 84/45+5/30 84/9+35/30 84/63+5/30