Subtract 30/28 from 75/4
1st number: 18 3/4, 2nd number: 1 2/28
75/4 - 30/28 is 495/28.
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,
75/4 = 75 × 7/4 × 7 = 525/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
30/28 = 30 × 1/28 × 1 = 30/28 - Subtract the two like fractions:
525/28 - 30/28 = 525 - 30/28 = 495/28 - In mixed form: 1719/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/4-60/28 75/8-30/28 75/4-30/56 75/4-90/28 75/12-30/28 75/4-30/84 75/20-30/28 75/28-30/28