Subtract 4/64 from 3/50, Solve 3/50

Subtract 4/64 from 3/50

3/50 - 4/64 is -1/400.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 64 is 1600

Next, find the equivalent fraction of both fractional numbers with denominator 1600
For the 1st fraction, since 50 × 32 = 1600,
3/50 = 3 × 32/50 × 32 = 96/1600
Likewise, for the 2nd fraction, since 64 × 25 = 1600,
4/64 = 4 × 25/64 × 25 = 100/1600
Subtract the two like fractions:
96/1600 - 100/1600 = 96 - 100/1600 = -4/1600
After reducing the fraction, the answer is -1/400

MathStep (Works offline)

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