Subtract 56/70 from 6/63
6/63 - 56/70 is -74/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
6/63 = 6 × 10/63 × 10 = 60/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
56/70 = 56 × 9/70 × 9 = 504/630 - Subtract the two like fractions:
60/630 - 504/630 = 60 - 504/630 = -444/630 - After reducing the fraction, the answer is -74/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/63-56/70 18/63-56/70 30/63-56/70 42/63-56/70