Subtract 27/70 from 10/15
10/15 - 27/70 is 59/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
10/15 = 10 × 14/15 × 14 = 140/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
27/70 = 27 × 3/70 × 3 = 81/210 - Subtract the two like fractions:
140/210 - 81/210 = 140 - 81/210 = 59/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15-27/70 10/15-54/70 10/30-27/70 30/15-27/70 10/15-81/70 10/45-27/70 50/15-27/70 10/75-27/70 70/15-27/70