Subtract 1/16 from 27/18
1st number: 1 9/18, 2nd number: 1/16
27/18 - 1/16 is 23/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
27/18 = 27 × 8/18 × 8 = 216/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
1/16 = 1 × 9/16 × 9 = 9/144 - Subtract the two like fractions:
216/144 - 9/144 = 216 - 9/144 = 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: 54/18-1/16 27/18-2/16 27/36-1/16 27/18-1/32 81/18-1/16 27/18-3/16 27/54-1/16 27/18-1/48 27/18-5/16 27/90-1/16 27/18-1/80 27/18-7/16