Add 25/30 and 4/9
25/30 + 4/9 is 23/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
25/30 = 25 × 3/30 × 3 = 75/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
4/9 = 4 × 10/9 × 10 = 40/90 - Add the two like fractions:
75/90 + 40/90 = 75 + 40/90 = 115/90 - 115/90 simplified gives 23/18
- So, 25/30 + 4/9 = 23/18
In mixed form: 15/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30+4/9 25/30+8/9 25/60+4/9 25/30+4/18 75/30+4/9 25/30+12/9 25/90+4/9 25/30+4/27 25/30+20/9 25/30+4/45 25/30+28/9 25/30+4/63