Subtract 25/35 from 9/15
9/15 - 25/35 is -4/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
9/15 = 9 × 7/15 × 7 = 63/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
25/35 = 25 × 3/35 × 3 = 75/105 - Subtract the two like fractions:
63/105 - 75/105 = 63 - 75/105 = -12/105 - After reducing the fraction, the answer is -4/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15-25/35 9/15-50/35 9/30-25/35 9/15-25/70 27/15-25/35 9/15-75/35 9/45-25/35 45/15-25/35 9/75-25/35 63/15-25/35