Subtract 6/50 from 84/20
1st number: 4 4/20, 2nd number: 6/50
84/20 - 6/50 is 102/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
84/20 = 84 × 5/20 × 5 = 420/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
6/50 = 6 × 2/50 × 2 = 12/100 - Subtract the two like fractions:
420/100 - 12/100 = 420 - 12/100 = 408/100 - After reducing the fraction, the answer is 102/25
- In mixed form: 42/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20-12/50 84/40-6/50 84/20-18/50 84/60-6/50 84/20-30/50 84/20-42/50