Subtract 27/30 from 72/6
1st number: 12 0/6, 2nd number: 27/30
72/6 - 27/30 is 111/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
72/6 = 72 × 5/6 × 5 = 360/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
27/30 = 27 × 1/30 × 1 = 27/30 - Subtract the two like fractions:
360/30 - 27/30 = 360 - 27/30 = 333/30 - After reducing the fraction, the answer is 111/10
- In mixed form: 111/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/6-54/30 72/12-27/30 72/6-27/60 72/6-81/30 72/18-27/30 72/6-27/90 72/30-27/30 72/42-27/30