Add 63/20 and 30/9
1st number: 3 3/20, 2nd number: 3 3/9
63/20 + 30/9 is 389/60.
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,
63/20 = 63 × 9/20 × 9 = 567/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
30/9 = 30 × 20/9 × 20 = 600/180 - Add the two like fractions:
567/180 + 600/180 = 567 + 600/180 = 1167/180 - 1167/180 simplified gives 389/60
- So, 63/20 + 30/9 = 389/60
In mixed form: 629/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/20+60/9 63/40+30/9 63/20+30/18 63/20+90/9 63/60+30/9 63/20+30/27 63/20+30/45 63/20+30/63