Subtract 50/49 from 6/63, Solve 6/63

Subtract 50/49 from 6/63

1^st number: 6/63, 2^nd number: 1 1/49

6/63 - 50/49 is -136/147.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441

Next, find the equivalent fraction of both fractional numbers with denominator 441
For the 1st fraction, since 63 × 7 = 441,
6/63 = 6 × 7/63 × 7 = 42/441
Likewise, for the 2nd fraction, since 49 × 9 = 441,
50/49 = 50 × 9/49 × 9 = 450/441
Subtract the two like fractions:
42/441 - 450/441 = 42 - 450/441 = -408/441
After reducing the fraction, the answer is -136/147

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad