Subtract 3/50 from 45/30
1st number: 1 15/30, 2nd number: 3/50
45/30 - 3/50 is 36/25.
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,
45/30 = 45 × 5/30 × 5 = 225/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
3/50 = 3 × 3/50 × 3 = 9/150 - Subtract the two like fractions:
225/150 - 9/150 = 225 - 9/150 = 216/150 - After reducing the fraction, the answer is 36/25
- In mixed form: 111/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30-3/50 45/30-6/50 45/60-3/50 45/30-9/50 45/90-3/50 45/30-15/50 45/30-21/50