Subtract 4/42 from 8/50
8/50 - 4/42 is 34/525.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
8/50 = 8 × 21/50 × 21 = 168/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
4/42 = 4 × 25/42 × 25 = 100/1050 - Subtract the two like fractions:
168/1050 - 100/1050 = 168 - 100/1050 = 68/1050 - After reducing the fraction, the answer is 34/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/50-4/42 8/50-8/42 8/50-4/84 24/50-4/42 8/50-12/42 40/50-4/42 8/50-20/42 56/50-4/42 8/50-28/42