Add 80/16 and 12/18
1st number: 5 0/16, 2nd number: 12/18
80/16 + 12/18 is 17/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
80/16 = 80 × 9/16 × 9 = 720/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
12/18 = 12 × 8/18 × 8 = 96/144 - Add the two like fractions:
720/144 + 96/144 = 720 + 96/144 = 816/144 - 816/144 simplified gives 17/3
- So, 80/16 + 12/18 = 17/3
In mixed form: 52/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/16+24/18 80/32+12/18 80/16+12/36 80/16+36/18 80/48+12/18 80/16+12/54 80/16+60/18 80/16+12/90 80/16+84/18