Subtract 45/70 from 7/6
1st number: 1 1/6, 2nd number: 45/70
7/6 - 45/70 is 11/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
7/6 = 7 × 35/6 × 35 = 245/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
45/70 = 45 × 3/70 × 3 = 135/210 - Subtract the two like fractions:
245/210 - 135/210 = 245 - 135/210 = 110/210 - After reducing the fraction, the answer is 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/6-45/70 7/6-90/70 7/12-45/70 21/6-45/70 7/18-45/70 35/6-45/70 7/30-45/70 49/6-45/70 7/42-45/70