Subtract 5/30 from 84/4
1st number: 21 0/4, 2nd number: 5/30
84/4 - 5/30 is 125/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
84/4 = 84 × 15/4 × 15 = 1260/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
5/30 = 5 × 2/30 × 2 = 10/60 - Subtract the two like fractions:
1260/60 - 10/60 = 1260 - 10/60 = 1250/60 - After reducing the fraction, the answer is 125/6
- In mixed form: 205/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-10/30 84/8-5/30 84/4-5/60 84/4-15/30 84/12-5/30 84/4-5/90 84/4-25/30 84/20-5/30 84/4-35/30 84/28-5/30