Subtract 80/6 from 42/50
1st number: 42/50, 2nd number: 13 2/6
42/50 - 80/6 is -937/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 6 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
42/50 = 42 × 3/50 × 3 = 126/150 - Likewise, for the 2nd fraction, since 6 × 25 = 150,
80/6 = 80 × 25/6 × 25 = 2000/150 - Subtract the two like fractions:
126/150 - 2000/150 = 126 - 2000/150 = -1874/150 - After reducing the fraction, the answer is -937/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/50-80/6 42/50-80/12 42/50-80/18 42/50-80/30 42/50-80/42