Subtract 7/63 from 20/2
1st number: 10 0/2, 2nd number: 7/63
20/2 - 7/63 is 89/9.
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,
20/2 = 20 × 63/2 × 63 = 1260/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
7/63 = 7 × 2/63 × 2 = 14/126 - Subtract the two like fractions:
1260/126 - 14/126 = 1260 - 14/126 = 1246/126 - After reducing the fraction, the answer is 89/9
- In mixed form: 98/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/2-7/63 20/2-14/63 20/4-7/63 60/2-7/63 20/2-21/63 20/6-7/63 20/2-35/63 20/10-7/63 20/2-49/63 20/14-7/63