Subtract 75/28 from 15/4
1st number: 3 3/4, 2nd number: 2 19/28
15/4 - 75/28 is 15/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
15/4 = 15 × 7/4 × 7 = 105/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
75/28 = 75 × 1/28 × 1 = 75/28 - Subtract the two like fractions:
105/28 - 75/28 = 105 - 75/28 = 30/28 - After reducing the fraction, the answer is 15/14
- In mixed form: 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4-75/28 15/8-75/28 15/4-75/56 45/4-75/28 15/12-75/28 15/4-75/84 75/4-75/28 15/20-75/28 15/28-75/28