Subtract 1/27 from 20/16
1st number: 1 4/16, 2nd number: 1/27
20/16 - 1/27 is 131/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 27 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
20/16 = 20 × 27/16 × 27 = 540/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
1/27 = 1 × 16/27 × 16 = 16/432 - Subtract the two like fractions:
540/432 - 16/432 = 540 - 16/432 = 524/432 - After reducing the fraction, the answer is 131/108
- In mixed form: 123/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/16-1/27 20/16-2/27 20/32-1/27 20/16-1/54 60/16-1/27 20/16-3/27 20/48-1/27 20/16-1/81 20/16-5/27 20/80-1/27 20/16-7/27