Subtract 27/40 from 28/2
1st number: 14 0/2, 2nd number: 27/40
28/2 - 27/40 is 533/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
28/2 = 28 × 20/2 × 20 = 560/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
27/40 = 27 × 1/40 × 1 = 27/40 - Subtract the two like fractions:
560/40 - 27/40 = 560 - 27/40 = 533/40 - In mixed form: 1313/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-27/40 28/2-54/40 28/4-27/40 28/2-27/80 84/2-27/40 28/2-81/40 28/6-27/40 28/10-27/40 28/14-27/40