Add 8/20 and 36/9
1st number: 8/20, 2nd number: 4 0/9
8/20 + 36/9 is 22/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
8/20 = 8 × 9/20 × 9 = 72/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
36/9 = 36 × 20/9 × 20 = 720/180 - Add the two like fractions:
72/180 + 720/180 = 72 + 720/180 = 792/180 - 792/180 simplified gives 22/5
- So, 8/20 + 36/9 = 22/5
In mixed form: 42/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20+36/9 8/20+72/9 8/40+36/9 8/20+36/18 24/20+36/9 8/60+36/9 8/20+36/27 40/20+36/9 8/20+36/45 56/20+36/9 8/20+36/63