Subtract 16/42 from 4/75
4/75 - 16/42 is -172/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
4/75 = 4 × 14/75 × 14 = 56/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
16/42 = 16 × 25/42 × 25 = 400/1050 - Subtract the two like fractions:
56/1050 - 400/1050 = 56 - 400/1050 = -344/1050 - After reducing the fraction, the answer is -172/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75-16/42 4/75-32/42 4/75-16/84 12/75-16/42 4/75-48/42 20/75-16/42 4/75-80/42 28/75-16/42