Add 84/15 and 30/14
1st number: 5 9/15, 2nd number: 2 2/14
84/15 + 30/14 is 271/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
84/15 = 84 × 14/15 × 14 = 1176/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
30/14 = 30 × 15/14 × 15 = 450/210 - Add the two like fractions:
1176/210 + 450/210 = 1176 + 450/210 = 1626/210 - 1626/210 simplified gives 271/35
- So, 84/15 + 30/14 = 271/35
In mixed form: 726/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/15+60/14 84/30+30/14 84/15+30/28 84/15+90/14 84/45+30/14 84/15+30/42 84/75+30/14 84/15+30/70 84/15+30/98