Subtract 9/70 from 2/10
2/10 - 9/70 is 1/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
2/10 = 2 × 7/10 × 7 = 14/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
9/70 = 9 × 1/70 × 1 = 9/70 - Subtract the two like fractions:
14/70 - 9/70 = 14 - 9/70 = 5/70 - After reducing the fraction, the answer is 1/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10-9/70 2/10-18/70 2/20-9/70 6/10-9/70 2/10-27/70 2/30-9/70 2/10-45/70 2/50-9/70 14/10-9/70 2/10-63/70 2/70-9/70