Subtract 12/30 from 1/25
1/25 - 12/30 is -9/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
1/25 = 1 × 6/25 × 6 = 6/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
12/30 = 12 × 5/30 × 5 = 60/150 - Subtract the two like fractions:
6/150 - 60/150 = 6 - 60/150 = -54/150 - After reducing the fraction, the answer is -9/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/25-12/30 1/25-24/30 1/50-12/30 1/25-12/60 3/25-12/30 1/25-36/30 1/75-12/30 1/25-12/90 5/25-12/30 1/25-60/30 7/25-12/30 1/25-84/30