Add 16/28 and 84/9
1st number: 16/28, 2nd number: 9 3/9
16/28 + 84/9 is 208/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
16/28 = 16 × 9/28 × 9 = 144/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
84/9 = 84 × 28/9 × 28 = 2352/252 - Add the two like fractions:
144/252 + 2352/252 = 144 + 2352/252 = 2496/252 - 2496/252 simplified gives 208/21
- So, 16/28 + 84/9 = 208/21
In mixed form: 919/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/28+84/9 16/56+84/9 16/28+84/18 48/28+84/9 16/84+84/9 16/28+84/27 80/28+84/9 16/28+84/45 16/28+84/63