Subtract 14/50 from 18/42
18/42 - 14/50 is 26/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
18/42 = 18 × 25/42 × 25 = 450/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
14/50 = 14 × 21/50 × 21 = 294/1050 - Subtract the two like fractions:
450/1050 - 294/1050 = 450 - 294/1050 = 156/1050 - After reducing the fraction, the answer is 26/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/42-14/50 18/42-28/50 18/84-14/50 54/42-14/50 18/42-42/50 90/42-14/50 18/42-70/50 18/42-98/50