Subtract 45/4 from 25/30
1st number: 25/30, 2nd number: 11 1/4
25/30 - 45/4 is -125/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
25/30 = 25 × 2/30 × 2 = 50/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
45/4 = 45 × 15/4 × 15 = 675/60 - Subtract the two like fractions:
50/60 - 675/60 = 50 - 675/60 = -625/60 - After reducing the fraction, the answer is -125/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30-45/4 25/30-90/4 25/60-45/4 25/30-45/8 75/30-45/4 25/90-45/4 25/30-45/12 25/30-45/20 25/30-45/28