Add 28/35 and 72/36
1st number: 28/35, 2nd number: 2 0/36
28/35 + 72/36 is 14/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 35 × 36 = 1260,
28/35 = 28 × 36/35 × 36 = 1008/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
72/36 = 72 × 35/36 × 35 = 2520/1260 - Add the two like fractions:
1008/1260 + 2520/1260 = 1008 + 2520/1260 = 3528/1260 - 3528/1260 simplified gives 14/5
- So, 28/35 + 72/36 = 14/5
In mixed form: 24/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35+72/36 28/70+72/36 84/35+72/36