Subtract 28/25 from 30/4
1st number: 7 2/4, 2nd number: 1 3/25
30/4 - 28/25 is 319/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
30/4 = 30 × 25/4 × 25 = 750/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
28/25 = 28 × 4/25 × 4 = 112/100 - Subtract the two like fractions:
750/100 - 112/100 = 750 - 112/100 = 638/100 - After reducing the fraction, the answer is 319/50
- In mixed form: 619/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4-28/25 30/4-56/25 30/8-28/25 30/4-28/50 90/4-28/25 30/4-84/25 30/12-28/25 30/4-28/75 30/20-28/25 30/28-28/25