Subtract 3/42 from 9/50
9/50 - 3/42 is 19/175.
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,
9/50 = 9 × 21/50 × 21 = 189/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
3/42 = 3 × 25/42 × 25 = 75/1050 - Subtract the two like fractions:
189/1050 - 75/1050 = 189 - 75/1050 = 114/1050 - After reducing the fraction, the answer is 19/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/50-3/42 9/50-6/42 9/50-3/84 27/50-3/42 9/50-9/42 45/50-3/42 9/50-15/42 63/50-3/42 9/50-21/42