Subtract 9/70 from 2/15
2/15 - 9/70 is 1/210.
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,
2/15 = 2 × 14/15 × 14 = 28/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
9/70 = 9 × 3/70 × 3 = 27/210 - Subtract the two like fractions:
28/210 - 27/210 = 28 - 27/210 = 1/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15-9/70 2/15-18/70 2/30-9/70 6/15-9/70 2/15-27/70 2/45-9/70 10/15-9/70 2/15-45/70 2/75-9/70 14/15-9/70 2/15-63/70