Subtract 9/16 from 18/9
1st number: 2 0/9, 2nd number: 9/16
18/9 - 9/16 is 23/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
18/9 = 18 × 16/9 × 16 = 288/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
9/16 = 9 × 9/16 × 9 = 81/144 - Subtract the two like fractions:
288/144 - 81/144 = 288 - 81/144 = 207/144 - After reducing the fraction, the answer is 23/16
- In mixed form: 17/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/9-9/16 18/9-18/16 18/9-9/32 54/9-9/16 18/9-27/16 18/27-9/16 18/9-9/48 90/9-9/16 18/9-45/16 18/45-9/16 18/9-9/80 18/9-63/16 18/63-9/16