Add 3/20 and 16/9
1st number: 3/20, 2nd number: 1 7/9
3/20 + 16/9 is 347/180.
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,
3/20 = 3 × 9/20 × 9 = 27/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
16/9 = 16 × 20/9 × 20 = 320/180 - Add the two like fractions:
27/180 + 320/180 = 27 + 320/180 = 347/180 - So, 3/20 + 16/9 = 347/180
In mixed form: 1167/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20+16/9 3/20+32/9 3/40+16/9 3/20+16/18 9/20+16/9 3/20+48/9 3/60+16/9 3/20+16/27 15/20+16/9 3/20+80/9 3/20+16/45 21/20+16/9 3/20+16/63