Subtract 50/30 from 45/10
1st number: 4 5/10, 2nd number: 1 20/30
45/10 - 50/30 is 17/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
45/10 = 45 × 3/10 × 3 = 135/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
50/30 = 50 × 1/30 × 1 = 50/30 - Subtract the two like fractions:
135/30 - 50/30 = 135 - 50/30 = 85/30 - After reducing the fraction, the answer is 17/6
- In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-50/30 45/20-50/30 45/10-50/60 45/30-50/30 45/10-50/90 45/50-50/30 45/70-50/30