Subtract 7/50 from 84/42
1st number: 2 0/42, 2nd number: 7/50
84/42 - 7/50 is 93/50.
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,
84/42 = 84 × 25/42 × 25 = 2100/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
7/50 = 7 × 21/50 × 21 = 147/1050 - Subtract the two like fractions:
2100/1050 - 147/1050 = 2100 - 147/1050 = 1953/1050 - After reducing the fraction, the answer is 93/50
- In mixed form: 143/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/42-14/50 84/42-21/50 84/42-35/50 84/42-49/50