Add 12/9 and 5/28
1st number: 1 3/9, 2nd number: 5/28
12/9 + 5/28 is 127/84.
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,
12/9 = 12 × 28/9 × 28 = 336/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
5/28 = 5 × 9/28 × 9 = 45/252 - Add the two like fractions:
336/252 + 45/252 = 336 + 45/252 = 381/252 - 381/252 simplified gives 127/84
- So, 12/9 + 5/28 = 127/84
In mixed form: 143/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/9+5/28 12/9+10/28 12/18+5/28 12/9+5/56 36/9+5/28 12/9+15/28 12/27+5/28 12/9+5/84 60/9+5/28 12/9+25/28 12/45+5/28 84/9+5/28 12/9+35/28 12/63+5/28