Subtract 4/45 from 27/6
1st number: 4 3/6, 2nd number: 4/45
27/6 - 4/45 is 397/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
27/6 = 27 × 15/6 × 15 = 405/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
4/45 = 4 × 2/45 × 2 = 8/90 - Subtract the two like fractions:
405/90 - 8/90 = 405 - 8/90 = 397/90 - In mixed form: 437/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/6-4/45 27/6-8/45 27/12-4/45 27/6-4/90 81/6-4/45 27/6-12/45 27/18-4/45 27/6-20/45 27/30-4/45 27/6-28/45 27/42-4/45