Subtract 3/42 from 8/75
8/75 - 3/42 is 37/1050.
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,
8/75 = 8 × 14/75 × 14 = 112/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
3/42 = 3 × 25/42 × 25 = 75/1050 - Subtract the two like fractions:
112/1050 - 75/1050 = 112 - 75/1050 = 37/1050
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/75-3/42 8/75-6/42 8/75-3/84 24/75-3/42 8/75-9/42 40/75-3/42 8/75-15/42 56/75-3/42 8/75-21/42