Subtract 42/63 from 75/6
1st number: 12 3/6, 2nd number: 42/63
75/6 - 42/63 is 71/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
75/6 = 75 × 21/6 × 21 = 1575/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
42/63 = 42 × 2/63 × 2 = 84/126 - Subtract the two like fractions:
1575/126 - 84/126 = 1575 - 84/126 = 1491/126 - After reducing the fraction, the answer is 71/6
- In mixed form: 115/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/6-84/63 75/12-42/63 75/18-42/63 75/30-42/63 75/42-42/63