Subtract 27/16 from 1/27
1st number: 1/27, 2nd number: 1 11/16
1/27 - 27/16 is -713/432.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
1/27 = 1 × 16/27 × 16 = 16/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
27/16 = 27 × 27/16 × 27 = 729/432 - Subtract the two like fractions:
16/432 - 729/432 = 16 - 729/432 = -713/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/27-27/16 1/27-54/16 1/54-27/16 1/27-27/32 3/27-27/16 1/27-81/16 1/81-27/16 1/27-27/48 5/27-27/16 1/27-27/80 7/27-27/16