Subtract 10/9 from 12/16
1st number: 12/16, 2nd number: 1 1/9
12/16 - 10/9 is -13/36.
Steps for subtracting 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,
12/16 = 12 × 9/16 × 9 = 108/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
10/9 = 10 × 16/9 × 16 = 160/144 - Subtract the two like fractions:
108/144 - 160/144 = 108 - 160/144 = -52/144 - After reducing the fraction, the answer is -13/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/16-10/9 12/16-20/9 12/32-10/9 12/16-10/18 36/16-10/9 12/16-30/9 12/48-10/9 12/16-10/27 60/16-10/9 12/16-50/9 12/80-10/9 12/16-10/45 84/16-10/9 12/16-70/9 12/16-10/63