Add 25/90 and 40/30
1st number: 25/90, 2nd number: 1 10/30
25/90 + 40/30 is 29/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
25/90 = 25 × 1/90 × 1 = 25/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
40/30 = 40 × 3/30 × 3 = 120/90 - Add the two like fractions:
25/90 + 120/90 = 25 + 120/90 = 145/90 - 145/90 simplified gives 29/18
- So, 25/90 + 40/30 = 29/18
In mixed form: 111/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90+40/30 25/90+80/30 25/90+40/60 75/90+40/30 25/90+40/90