Subtract 35/50 from 42/18
1st number: 2 6/18, 2nd number: 35/50
42/18 - 35/50 is 49/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
42/18 = 42 × 25/18 × 25 = 1050/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
35/50 = 35 × 9/50 × 9 = 315/450 - Subtract the two like fractions:
1050/450 - 315/450 = 1050 - 315/450 = 735/450 - After reducing the fraction, the answer is 49/30
- In mixed form: 119/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18-35/50 42/18-70/50 42/36-35/50 42/54-35/50 42/90-35/50