Add 28/10 and 36/18
1st number: 2 8/10, 2nd number: 2 0/18
28/10 + 36/18 is 24/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
28/10 = 28 × 9/10 × 9 = 252/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
36/18 = 36 × 5/18 × 5 = 180/90 - Add the two like fractions:
252/90 + 180/90 = 252 + 180/90 = 432/90 - 432/90 simplified gives 24/5
- So, 28/10 + 36/18 = 24/5
In mixed form: 44/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/10+36/18 28/10+72/18 28/20+36/18 84/10+36/18 28/30+36/18 28/10+36/54 28/50+36/18 28/10+36/90 28/70+36/18