Add 25/15 and 54/90
1st number: 1 10/15, 2nd number: 54/90
25/15 + 54/90 is 34/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
25/15 = 25 × 6/15 × 6 = 150/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
54/90 = 54 × 1/90 × 1 = 54/90 - Add the two like fractions:
150/90 + 54/90 = 150 + 54/90 = 204/90 - 204/90 simplified gives 34/15
- So, 25/15 + 54/90 = 34/15
In mixed form: 24/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/15+54/90 25/30+54/90 75/15+54/90 25/45+54/90 25/75+54/90