Subtract 45/10 from 10/30
1st number: 10/30, 2nd number: 4 5/10
10/30 - 45/10 is -25/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
10/30 = 10 × 1/30 × 1 = 10/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
45/10 = 45 × 3/10 × 3 = 135/30 - Subtract the two like fractions:
10/30 - 135/30 = 10 - 135/30 = -125/30 - After reducing the fraction, the answer is -25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30-45/10 10/30-90/10 10/60-45/10 10/30-45/20 10/90-45/10 10/30-45/30 50/30-45/10 10/30-45/50 70/30-45/10 10/30-45/70