Add 28/10 and 63/36
1st number: 2 8/10, 2nd number: 1 27/36
28/10 + 63/36 is 91/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 10 × 18 = 180,
28/10 = 28 × 18/10 × 18 = 504/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
63/36 = 63 × 5/36 × 5 = 315/180 - Add the two like fractions:
504/180 + 315/180 = 504 + 315/180 = 819/180 - 819/180 simplified gives 91/20
- So, 28/10 + 63/36 = 91/20
In mixed form: 411/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/10+63/36 28/20+63/36 28/10+63/72 84/10+63/36 28/30+63/36 28/50+63/36 28/70+63/36