Subtract 9/70 from 10/12
10/12 - 9/70 is 74/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
10/12 = 10 × 35/12 × 35 = 350/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
9/70 = 9 × 6/70 × 6 = 54/420 - Subtract the two like fractions:
350/420 - 54/420 = 350 - 54/420 = 296/420 - After reducing the fraction, the answer is 74/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12-9/70 10/12-18/70 10/24-9/70 30/12-9/70 10/12-27/70 10/36-9/70 50/12-9/70 10/12-45/70 10/60-9/70 70/12-9/70 10/12-63/70 10/84-9/70