Subtract 6/63 from 15/2
1st number: 7 1/2, 2nd number: 6/63
15/2 - 6/63 is 311/42.
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,
15/2 = 15 × 63/2 × 63 = 945/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
6/63 = 6 × 2/63 × 2 = 12/126 - Subtract the two like fractions:
945/126 - 12/126 = 945 - 12/126 = 933/126 - After reducing the fraction, the answer is 311/42
- In mixed form: 717/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2-6/63 15/2-12/63 15/4-6/63 45/2-6/63 15/2-18/63 15/6-6/63 75/2-6/63 15/2-30/63 15/10-6/63 15/2-42/63 15/14-6/63