Subtract 15/6 from 9/70
1st number: 9/70, 2nd number: 2 3/6
9/70 - 15/6 is -83/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
9/70 = 9 × 3/70 × 3 = 27/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
15/6 = 15 × 35/6 × 35 = 525/210 - Subtract the two like fractions:
27/210 - 525/210 = 27 - 525/210 = -498/210 - After reducing the fraction, the answer is -83/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/70-15/6 9/70-30/6 9/70-15/12 27/70-15/6 9/70-45/6 9/70-15/18 45/70-15/6 9/70-75/6 9/70-15/30 63/70-15/6 9/70-15/42