Subtract 90/6 from 50/25, Solve 2 0/25

Subtract 90/6 from 50/25

1^st number: 2 0/25, 2^nd number: 15 0/6

50/25 - 90/6 is -13/1.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 6 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 25 × 6 = 150,
50/25 = 50 × 6/25 × 6 = 300/150
Likewise, for the 2nd fraction, since 6 × 25 = 150,
90/6 = 90 × 25/6 × 25 = 2250/150
Subtract the two like fractions:
300/150 - 2250/150 = 300 - 2250/150 = -1950/150
After reducing the fraction, the answer is -13/1

MathStep (Works offline)

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