Subtract 50/9 from 40/16
1st number: 2 8/16, 2nd number: 5 5/9
40/16 - 50/9 is -55/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
40/16 = 40 × 9/16 × 9 = 360/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
50/9 = 50 × 16/9 × 16 = 800/144 - Subtract the two like fractions:
360/144 - 800/144 = 360 - 800/144 = -440/144 - After reducing the fraction, the answer is -55/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/16-50/9 40/32-50/9 40/16-50/18 40/48-50/9 40/16-50/27 40/80-50/9 40/16-50/45 40/16-50/63