Subtract 7/9 from 45/16
1st number: 2 13/16, 2nd number: 7/9
45/16 - 7/9 is 293/144.
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,
45/16 = 45 × 9/16 × 9 = 405/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
7/9 = 7 × 16/9 × 16 = 112/144 - Subtract the two like fractions:
405/144 - 112/144 = 405 - 112/144 = 293/144 - In mixed form: 25/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16-7/9 45/16-14/9 45/32-7/9 45/16-7/18 45/16-21/9 45/48-7/9 45/16-7/27 45/16-35/9 45/80-7/9 45/16-7/45 45/16-49/9 45/16-7/63