Subtract 75/42 from 6/16
1st number: 6/16, 2nd number: 1 33/42
6/16 - 75/42 is -79/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
6/16 = 6 × 21/16 × 21 = 126/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
75/42 = 75 × 8/42 × 8 = 600/336 - Subtract the two like fractions:
126/336 - 600/336 = 126 - 600/336 = -474/336 - After reducing the fraction, the answer is -79/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/16-75/42 6/32-75/42 6/16-75/84 18/16-75/42 6/48-75/42 30/16-75/42 6/80-75/42 42/16-75/42