Add 10/30 and 84/15
1st number: 10/30, 2nd number: 5 9/15
10/30 + 84/15 is 89/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
10/30 = 10 × 1/30 × 1 = 10/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
84/15 = 84 × 2/15 × 2 = 168/30 - Add the two like fractions:
10/30 + 168/30 = 10 + 168/30 = 178/30 - 178/30 simplified gives 89/15
- So, 10/30 + 84/15 = 89/15
In mixed form: 514/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30+84/15 10/60+84/15 10/30+84/30 10/90+84/15 10/30+84/45 50/30+84/15 10/30+84/75 70/30+84/15