Subtract 50/32 from 40/9, Solve 4 4/9

Subtract 50/32 from 40/9

1^st number: 4 4/9, 2^nd number: 1 18/32

40/9 - 50/32 is 415/144.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 32 is 288

Next, find the equivalent fraction of both fractional numbers with denominator 288
For the 1st fraction, since 9 × 32 = 288,
40/9 = 40 × 32/9 × 32 = 1280/288
Likewise, for the 2nd fraction, since 32 × 9 = 288,
50/32 = 50 × 9/32 × 9 = 450/288
Subtract the two like fractions:
1280/288 - 450/288 = 1280 - 450/288 = 830/288
After reducing the fraction, the answer is 415/144
In mixed form: 2127/144

MathStep (Works offline)

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