Add 9/16 and 12/9
1st number: 9/16, 2nd number: 1 3/9
9/16 + 12/9 is 91/48.
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,
9/16 = 9 × 9/16 × 9 = 81/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
12/9 = 12 × 16/9 × 16 = 192/144 - Add the two like fractions:
81/144 + 192/144 = 81 + 192/144 = 273/144 - 273/144 simplified gives 91/48
- So, 9/16 + 12/9 = 91/48
In mixed form: 143/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/16+12/9 9/16+24/9 9/32+12/9 9/16+12/18 27/16+12/9 9/16+36/9 9/48+12/9 9/16+12/27 45/16+12/9 9/16+60/9 9/80+12/9 9/16+12/45 63/16+12/9 9/16+84/9 9/16+12/63