Subtract 25/10 from 7/30
1st number: 7/30, 2nd number: 2 5/10
7/30 - 25/10 is -34/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
7/30 = 7 × 1/30 × 1 = 7/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
25/10 = 25 × 3/10 × 3 = 75/30 - Subtract the two like fractions:
7/30 - 75/30 = 7 - 75/30 = -68/30 - After reducing the fraction, the answer is -34/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30-25/10 7/30-50/10 7/60-25/10 7/30-25/20 21/30-25/10 7/30-75/10 7/90-25/10 7/30-25/30 35/30-25/10 7/30-25/50 49/30-25/10 7/30-25/70