Subtract 32/18 from 90/2
1st number: 45 0/2, 2nd number: 1 14/18
90/2 - 32/18 is 389/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
90/2 = 90 × 9/2 × 9 = 810/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
32/18 = 32 × 1/18 × 1 = 32/18 - Subtract the two like fractions:
810/18 - 32/18 = 810 - 32/18 = 778/18 - After reducing the fraction, the answer is 389/9
- In mixed form: 432/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-64/18 90/4-32/18 90/2-32/36 90/2-96/18 90/6-32/18 90/2-32/54 90/10-32/18 90/2-32/90 90/14-32/18