Subtract 18/70 from 2/35
2/35 - 18/70 is -1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
2/35 = 2 × 2/35 × 2 = 4/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70 - Subtract the two like fractions:
4/70 - 18/70 = 4 - 18/70 = -14/70 - After reducing the fraction, the answer is -1/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/35-18/70 2/35-36/70 2/70-18/70 6/35-18/70 2/35-54/70 10/35-18/70 2/35-90/70 14/35-18/70