Subtract 25/4 from 45/50
1st number: 45/50, 2nd number: 6 1/4
45/50 - 25/4 is -107/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 4 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
45/50 = 45 × 2/50 × 2 = 90/100 - Likewise, for the 2nd fraction, since 4 × 25 = 100,
25/4 = 25 × 25/4 × 25 = 625/100 - Subtract the two like fractions:
90/100 - 625/100 = 90 - 625/100 = -535/100 - After reducing the fraction, the answer is -107/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50-25/4 45/50-50/4 45/50-25/8 45/50-75/4 45/50-25/12 45/50-25/20 45/50-25/28