Subtract 10/45 from 63/2
1st number: 31 1/2, 2nd number: 10/45
63/2 - 10/45 is 563/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
63/2 = 63 × 45/2 × 45 = 2835/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
10/45 = 10 × 2/45 × 2 = 20/90 - Subtract the two like fractions:
2835/90 - 20/90 = 2835 - 20/90 = 2815/90 - After reducing the fraction, the answer is 563/18
- In mixed form: 315/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2-20/45 63/4-10/45 63/2-10/90 63/2-30/45 63/6-10/45 63/2-50/45 63/10-10/45 63/2-70/45 63/14-10/45