Add 1/3 and 40/28
1st number: 1/3, 2nd number: 1 12/28
1/3 + 40/28 is 37/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 3 × 28 = 84,
1/3 = 1 × 28/3 × 28 = 28/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
40/28 = 40 × 3/28 × 3 = 120/84 - Add the two like fractions:
28/84 + 120/84 = 28 + 120/84 = 148/84 - 148/84 simplified gives 37/21
- So, 1/3 + 40/28 = 37/21
In mixed form: 116/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/3+40/28 1/3+80/28 1/6+40/28 1/3+40/56 1/9+40/28 1/3+40/84 5/3+40/28 1/15+40/28 7/3+40/28 1/21+40/28