Subtract 9/3 from 25/70
1st number: 25/70, 2nd number: 3 0/3
25/70 - 9/3 is -37/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
25/70 = 25 × 3/70 × 3 = 75/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
9/3 = 9 × 70/3 × 70 = 630/210 - Subtract the two like fractions:
75/210 - 630/210 = 75 - 630/210 = -555/210 - After reducing the fraction, the answer is -37/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70-9/3 25/70-18/3 25/70-9/6 75/70-9/3 25/70-27/3 25/70-45/3 25/70-9/15 25/70-63/3 25/70-9/21