Add 25/30 and 9/4
1st number: 25/30, 2nd number: 2 1/4
25/30 + 9/4 is 37/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
25/30 = 25 × 2/30 × 2 = 50/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
9/4 = 9 × 15/4 × 15 = 135/60 - Add the two like fractions:
50/60 + 135/60 = 50 + 135/60 = 185/60 - 185/60 simplified gives 37/12
- So, 25/30 + 9/4 = 37/12
In mixed form: 31/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30+9/4 25/30+18/4 25/60+9/4 25/30+9/8 75/30+9/4 25/30+27/4 25/90+9/4 25/30+9/12 25/30+45/4 25/30+9/20 25/30+63/4 25/30+9/28