Subtract 28/50 from 75/30
1st number: 2 15/30, 2nd number: 28/50
75/30 - 28/50 is 97/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
75/30 = 75 × 5/30 × 5 = 375/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
28/50 = 28 × 3/50 × 3 = 84/150 - Subtract the two like fractions:
375/150 - 84/150 = 375 - 84/150 = 291/150 - After reducing the fraction, the answer is 97/50
- In mixed form: 147/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/30-56/50 75/60-28/50 75/30-84/50 75/90-28/50