Subtract 28/30 from 84/5
1st number: 16 4/5, 2nd number: 28/30
84/5 - 28/30 is 238/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
84/5 = 84 × 6/5 × 6 = 504/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
28/30 = 28 × 1/30 × 1 = 28/30 - Subtract the two like fractions:
504/30 - 28/30 = 504 - 28/30 = 476/30 - After reducing the fraction, the answer is 238/15
- In mixed form: 1513/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5-56/30 84/10-28/30 84/5-28/60 84/5-84/30 84/15-28/30 84/5-28/90 84/25-28/30 84/35-28/30