Add 8/16 and 18/9
1st number: 8/16, 2nd number: 2 0/9
8/16 + 18/9 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
8/16 = 8 × 9/16 × 9 = 72/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
18/9 = 18 × 16/9 × 16 = 288/144 - Add the two like fractions:
72/144 + 288/144 = 72 + 288/144 = 360/144 - 360/144 simplified gives 5/2
- So, 8/16 + 18/9 = 5/2
In mixed form: 21/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16+36/9 8/32+18/9 24/16+18/9 8/16+54/9 8/48+18/9 8/16+18/27 40/16+18/9 8/16+90/9 8/80+18/9 8/16+18/45 56/16+18/9 8/16+18/63