Subtract 28/24 from 30/50
1st number: 30/50, 2nd number: 1 4/24
30/50 - 28/24 is -17/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 24 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 50 × 12 = 600,
30/50 = 30 × 12/50 × 12 = 360/600 - Likewise, for the 2nd fraction, since 24 × 25 = 600,
28/24 = 28 × 25/24 × 25 = 700/600 - Subtract the two like fractions:
360/600 - 700/600 = 360 - 700/600 = -340/600 - After reducing the fraction, the answer is -17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50-28/24 30/50-56/24 30/50-28/48 90/50-28/24 30/50-84/24 30/50-28/72