Subtract 32/9 from 90/4
1st number: 22 2/4, 2nd number: 3 5/9
90/4 - 32/9 is 341/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
90/4 = 90 × 9/4 × 9 = 810/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
32/9 = 32 × 4/9 × 4 = 128/36 - Subtract the two like fractions:
810/36 - 128/36 = 810 - 128/36 = 682/36 - After reducing the fraction, the answer is 341/18
- In mixed form: 1817/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4-64/9 90/8-32/9 90/4-32/18 90/4-96/9 90/12-32/9 90/4-32/27 90/20-32/9 90/4-32/45 90/28-32/9 90/4-32/63