Subtract 25/30 from 1/3
1/3 - 25/30 is -1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
1/3 = 1 × 10/3 × 10 = 10/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
25/30 = 25 × 1/30 × 1 = 25/30 - Subtract the two like fractions:
10/30 - 25/30 = 10 - 25/30 = -15/30 - After reducing the fraction, the answer is -1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/3-25/30 1/3-50/30 1/6-25/30 1/3-25/60 1/3-75/30 1/9-25/30 1/3-25/90 5/3-25/30 1/15-25/30 7/3-25/30 1/21-25/30