Add 84/9 and 54/30
1st number: 9 3/9, 2nd number: 1 24/30
84/9 + 54/30 is 167/15.
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,
54/30 = 54 × 3/30 × 3 = 162/90 - Add the two like fractions:
840/90 + 162/90 = 840 + 162/90 = 1002/90 - 1002/90 simplified gives 167/15
- So, 84/9 + 54/30 = 167/15
In mixed form: 112/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18+54/30 84/9+54/60 84/27+54/30 84/9+54/90 84/45+54/30 84/63+54/30