Subtract 6/63 from 90/2
1st number: 45 0/2, 2nd number: 6/63
90/2 - 6/63 is 943/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
90/2 = 90 × 63/2 × 63 = 5670/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
6/63 = 6 × 2/63 × 2 = 12/126 - Subtract the two like fractions:
5670/126 - 12/126 = 5670 - 12/126 = 5658/126 - After reducing the fraction, the answer is 943/21
- In mixed form: 4419/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-12/63 90/4-6/63 90/2-18/63 90/6-6/63 90/2-30/63 90/10-6/63 90/2-42/63 90/14-6/63