Subtract 35/5 from 81/4
1st number: 20 1/4, 2nd number: 7 0/5
81/4 - 35/5 is 53/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
81/4 = 81 × 5/4 × 5 = 405/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
35/5 = 35 × 4/5 × 4 = 140/20 - Subtract the two like fractions:
405/20 - 140/20 = 405 - 140/20 = 265/20 - After reducing the fraction, the answer is 53/4
- In mixed form: 131/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/4-70/5 81/8-35/5 81/4-35/10 81/12-35/5 81/4-35/15 81/20-35/5 81/4-35/25 81/28-35/5