Subtract 72/30 from 2/6
1st number: 2/6, 2nd number: 2 12/30
2/6 - 72/30 is -31/15.
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,
2/6 = 2 × 5/6 × 5 = 10/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
72/30 = 72 × 1/30 × 1 = 72/30 - Subtract the two like fractions:
10/30 - 72/30 = 10 - 72/30 = -62/30 - After reducing the fraction, the answer is -31/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/6-72/30 2/12-72/30 2/6-72/60 2/18-72/30 2/6-72/90 10/6-72/30 2/30-72/30 14/6-72/30 2/42-72/30