Add 9/4 and 84/30
1st number: 2 1/4, 2nd number: 2 24/30
9/4 + 84/30 is 101/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
9/4 = 9 × 15/4 × 15 = 135/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
84/30 = 84 × 2/30 × 2 = 168/60 - Add the two like fractions:
135/60 + 168/60 = 135 + 168/60 = 303/60 - 303/60 simplified gives 101/20
- So, 9/4 + 84/30 = 101/20
In mixed form: 51/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4+84/30 9/8+84/30 9/4+84/60 27/4+84/30 9/12+84/30 9/4+84/90 45/4+84/30 9/20+84/30 63/4+84/30 9/28+84/30