Add 28/18 and 28/16
1st number: 1 10/18, 2nd number: 1 12/16
28/18 + 28/16 is 119/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
28/18 = 28 × 8/18 × 8 = 224/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
28/16 = 28 × 9/16 × 9 = 252/144 - Add the two like fractions:
224/144 + 252/144 = 224 + 252/144 = 476/144 - 476/144 simplified gives 119/36
- So, 28/18 + 28/16 = 119/36
In mixed form: 311/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+28/16 28/18+56/16 28/36+28/16 28/18+28/32 84/18+28/16 28/18+84/16 28/54+28/16 28/18+28/48 28/90+28/16 28/18+28/80