Subtract 1/10 from 27/70
27/70 - 1/10 is 2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
27/70 = 27 × 1/70 × 1 = 27/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
1/10 = 1 × 7/10 × 7 = 7/70 - Subtract the two like fractions:
27/70 - 7/70 = 27 - 7/70 = 20/70 - After reducing the fraction, the answer is 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70-1/10 27/70-2/10 27/70-1/20 81/70-1/10 27/70-3/10 27/70-1/30 27/70-5/10 27/70-1/50 27/70-7/10 27/70-1/70