Subtract 4/84 from 60/20
1st number: 3 0/20, 2nd number: 4/84
60/20 - 4/84 is 62/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
60/20 = 60 × 21/20 × 21 = 1260/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
4/84 = 4 × 5/84 × 5 = 20/420 - Subtract the two like fractions:
1260/420 - 20/420 = 1260 - 20/420 = 1240/420 - After reducing the fraction, the answer is 62/21
- In mixed form: 220/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20-8/84 60/40-4/84 60/20-12/84 60/20-20/84 60/20-28/84