Subtract 27/40 from 27/5
1st number: 5 2/5, 2nd number: 27/40
27/5 - 27/40 is 189/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
27/5 = 27 × 8/5 × 8 = 216/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
27/40 = 27 × 1/40 × 1 = 27/40 - Subtract the two like fractions:
216/40 - 27/40 = 216 - 27/40 = 189/40 - In mixed form: 429/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5-27/40 27/5-54/40 27/10-27/40 27/5-27/80 81/5-27/40 27/5-81/40 27/15-27/40 27/25-27/40 27/35-27/40