Subtract 30/36 from 90/6
1st number: 15 0/6, 2nd number: 30/36
90/6 - 30/36 is 85/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 6 × 6 = 36,
90/6 = 90 × 6/6 × 6 = 540/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
30/36 = 30 × 1/36 × 1 = 30/36 - Subtract the two like fractions:
540/36 - 30/36 = 540 - 30/36 = 510/36 - After reducing the fraction, the answer is 85/6
- In mixed form: 141/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-60/36 90/12-30/36 90/6-30/72 90/6-90/36 90/18-30/36 90/30-30/36 90/42-30/36