Subtract 45/63 from 45/2
1st number: 22 1/2, 2nd number: 45/63
45/2 - 45/63 is 305/14.
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,
45/2 = 45 × 63/2 × 63 = 2835/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
45/63 = 45 × 2/63 × 2 = 90/126 - Subtract the two like fractions:
2835/126 - 90/126 = 2835 - 90/126 = 2745/126 - After reducing the fraction, the answer is 305/14
- In mixed form: 2111/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-45/63 45/2-90/63 45/4-45/63 45/6-45/63 45/10-45/63 45/14-45/63