Subtract 81/49 from 6/50, Solve 6/50

Subtract 81/49 from 6/50

1^st number: 6/50, 2^nd number: 1 32/49

6/50 - 81/49 is -1878/1225.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 49 is 2450

Next, find the equivalent fraction of both fractional numbers with denominator 2450
For the 1st fraction, since 50 × 49 = 2450,
6/50 = 6 × 49/50 × 49 = 294/2450
Likewise, for the 2nd fraction, since 49 × 50 = 2450,
81/49 = 81 × 50/49 × 50 = 4050/2450
Subtract the two like fractions:
294/2450 - 4050/2450 = 294 - 4050/2450 = -3756/2450
After reducing the fraction, the answer is -1878/1225

MathStep (Works offline)

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