Subtract 70/35 from 12/25
1st number: 12/25, 2nd number: 2 0/35
12/25 - 70/35 is -38/25.
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,
12/25 = 12 × 7/25 × 7 = 84/175 - Likewise, for the 2nd fraction, since 35 × 5 = 175,
70/35 = 70 × 5/35 × 5 = 350/175 - Subtract the two like fractions:
84/175 - 350/175 = 84 - 350/175 = -266/175 - After reducing the fraction, the answer is -38/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25-70/35 12/50-70/35 36/25-70/35 12/75-70/35 60/25-70/35 84/25-70/35