Subtract 42/6 from 8/63
1st number: 8/63, 2nd number: 7 0/6
8/63 - 42/6 is -433/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 6 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
8/63 = 8 × 2/63 × 2 = 16/126 - Likewise, for the 2nd fraction, since 6 × 21 = 126,
42/6 = 42 × 21/6 × 21 = 882/126 - Subtract the two like fractions:
16/126 - 882/126 = 16 - 882/126 = -866/126 - After reducing the fraction, the answer is -433/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/63-42/6 8/63-84/6 8/63-42/12 24/63-42/6 8/63-42/18 40/63-42/6 8/63-42/30 56/63-42/6