Subtract 9/30 from 25/7
1st number: 3 4/7, 2nd number: 9/30
25/7 - 9/30 is 229/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 7 × 30 = 210,
25/7 = 25 × 30/7 × 30 = 750/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
9/30 = 9 × 7/30 × 7 = 63/210 - Subtract the two like fractions:
750/210 - 63/210 = 750 - 63/210 = 687/210 - After reducing the fraction, the answer is 229/70
- In mixed form: 319/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7-9/30 25/7-18/30 25/14-9/30 25/7-9/60 75/7-9/30 25/7-27/30 25/21-9/30 25/7-9/90 25/7-45/30 25/35-9/30 25/7-63/30 25/49-9/30