Add 63/20 and 8/90
1st number: 3 3/20, 2nd number: 8/90
63/20 + 8/90 is 583/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 90 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 90 × 2 = 180,
8/90 = 8 × 2/90 × 2 = 16/180 - Add the two like fractions:
567/180 + 16/180 = 567 + 16/180 = 583/180 - So, 63/20 + 8/90 = 583/180
In mixed form: 343/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/20+16/90 63/40+8/90 63/20+24/90 63/60+8/90 63/20+40/90 63/20+56/90