Subtract 30/35 from 9/25
9/25 - 30/35 is -87/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 35 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
9/25 = 9 × 7/25 × 7 = 63/175 - Likewise, for the 2nd fraction, since 35 × 5 = 175,
30/35 = 30 × 5/35 × 5 = 150/175 - Subtract the two like fractions:
63/175 - 150/175 = 63 - 150/175 = -87/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/25-30/35 9/25-60/35 9/50-30/35 9/25-30/70 27/25-30/35 9/25-90/35 9/75-30/35 45/25-30/35 63/25-30/35