Add 10/15 and 84/45
1st number: 10/15, 2nd number: 1 39/45
10/15 + 84/45 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
10/15 = 10 × 3/15 × 3 = 30/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
84/45 = 84 × 1/45 × 1 = 84/45 - Add the two like fractions:
30/45 + 84/45 = 30 + 84/45 = 114/45 - 114/45 simplified gives 38/15
- So, 10/15 + 84/45 = 38/15
In mixed form: 28/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15+84/45 10/30+84/45 10/15+84/90 30/15+84/45 10/45+84/45 50/15+84/45 10/75+84/45 70/15+84/45