Subtract 48/42 from 6/50, Solve 6/50

Subtract 48/42 from 6/50

1^st number: 6/50, 2^nd number: 1 6/42

6/50 - 48/42 is -179/175.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 42 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 50 × 21 = 1050,
6/50 = 6 × 21/50 × 21 = 126/1050
Likewise, for the 2nd fraction, since 42 × 25 = 1050,
48/42 = 48 × 25/42 × 25 = 1200/1050
Subtract the two like fractions:
126/1050 - 1200/1050 = 126 - 1200/1050 = -1074/1050
After reducing the fraction, the answer is -179/175

MathStep (Works offline)

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