Subtract 75/3 from 90/2
1st number: 45 0/2, 2nd number: 25 0/3
90/2 - 75/3 is 20/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 3 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 2 × 3 = 6,
90/2 = 90 × 3/2 × 3 = 270/6 - Likewise, for the 2nd fraction, since 3 × 2 = 6,
75/3 = 75 × 2/3 × 2 = 150/6 - Subtract the two like fractions:
270/6 - 150/6 = 270 - 150/6 = 120/6 - After reducing the fraction, the answer is 20/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4-75/3 90/2-75/6 90/6-75/3 90/2-75/9 90/10-75/3 90/2-75/15 90/14-75/3 90/2-75/21