Subtract 15/20 from 14/4
1st number: 3 2/4, 2nd number: 15/20
14/4 - 15/20 is 11/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
14/4 = 14 × 5/4 × 5 = 70/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
15/20 = 15 × 1/20 × 1 = 15/20 - Subtract the two like fractions:
70/20 - 15/20 = 70 - 15/20 = 55/20 - After reducing the fraction, the answer is 11/4
- In mixed form: 23/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/4-15/20 14/4-30/20 14/8-15/20 14/4-15/40 42/4-15/20 14/4-45/20 14/12-15/20 14/4-15/60 70/4-15/20 14/4-75/20 14/20-15/20 98/4-15/20 14/28-15/20