Add 9/20 and 12/16
9/20 + 12/16 is 6/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
9/20 = 9 × 4/20 × 4 = 36/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
12/16 = 12 × 5/16 × 5 = 60/80 - Add the two like fractions:
36/80 + 60/80 = 36 + 60/80 = 96/80 - 96/80 simplified gives 6/5
- So, 9/20 + 12/16 = 6/5
In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+12/16 9/20+24/16 9/40+12/16 9/20+12/32 27/20+12/16 9/20+36/16 9/60+12/16 9/20+12/48 45/20+12/16 9/20+60/16 9/20+12/80 63/20+12/16 9/20+84/16