Add 1/28 and 1/3
1/28 + 1/3 is 31/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
1/28 = 1 × 3/28 × 3 = 3/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
1/3 = 1 × 28/3 × 28 = 28/84 - Add the two like fractions:
3/84 + 28/84 = 3 + 28/84 = 31/84 - So, 1/28 + 1/3 = 31/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/28+1/3 1/28+2/3 1/56+1/3 1/28+1/6 3/28+1/3 1/84+1/3 1/28+1/9 5/28+1/3 1/28+5/3 1/28+1/15 7/28+1/3 1/28+7/3 1/28+1/21