Add 84/9 and 4/28
1st number: 9 3/9, 2nd number: 4/28
84/9 + 4/28 is 199/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
84/9 = 84 × 28/9 × 28 = 2352/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
4/28 = 4 × 9/28 × 9 = 36/252 - Add the two like fractions:
2352/252 + 36/252 = 2352 + 36/252 = 2388/252 - 2388/252 simplified gives 199/21
- So, 84/9 + 4/28 = 199/21
In mixed form: 910/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+8/28 84/18+4/28 84/9+4/56 84/9+12/28 84/27+4/28 84/9+4/84 84/9+20/28 84/45+4/28 84/63+4/28