Subtract 30/50 from 28/8
1st number: 3 4/8, 2nd number: 30/50
28/8 - 30/50 is 29/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
28/8 = 28 × 25/8 × 25 = 700/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
30/50 = 30 × 4/50 × 4 = 120/200 - Subtract the two like fractions:
700/200 - 120/200 = 700 - 120/200 = 580/200 - After reducing the fraction, the answer is 29/10
- In mixed form: 29/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-30/50 28/8-60/50 28/16-30/50 84/8-30/50 28/8-90/50 28/24-30/50 28/40-30/50 28/56-30/50