Subtract 8/25 from 28/30
28/30 - 8/25 is 46/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
28/30 = 28 × 5/30 × 5 = 140/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
8/25 = 8 × 6/25 × 6 = 48/150 - Subtract the two like fractions:
140/150 - 48/150 = 140 - 48/150 = 92/150 - After reducing the fraction, the answer is 46/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30-8/25 28/30-16/25 28/60-8/25 28/30-8/50 84/30-8/25 28/30-24/25 28/90-8/25 28/30-8/75 28/30-40/25 28/30-56/25