Add 9/20 and 20/8
1st number: 9/20, 2nd number: 2 4/8
9/20 + 20/8 is 59/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
9/20 = 9 × 2/20 × 2 = 18/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
20/8 = 20 × 5/8 × 5 = 100/40 - Add the two like fractions:
18/40 + 100/40 = 18 + 100/40 = 118/40 - 118/40 simplified gives 59/20
- So, 9/20 + 20/8 = 59/20
In mixed form: 219/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+20/8 9/20+40/8 9/40+20/8 9/20+20/16 27/20+20/8 9/20+60/8 9/60+20/8 9/20+20/24 45/20+20/8 9/20+20/40 63/20+20/8 9/20+20/56