Subtract 60/70 from 9/7
1st number: 1 2/7, 2nd number: 60/70
9/7 - 60/70 is 3/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
9/7 = 9 × 10/7 × 10 = 90/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
60/70 = 60 × 1/70 × 1 = 60/70 - Subtract the two like fractions:
90/70 - 60/70 = 90 - 60/70 = 30/70 - After reducing the fraction, the answer is 3/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/7-60/70 9/14-60/70 27/7-60/70 9/21-60/70 45/7-60/70 9/35-60/70 63/7-60/70 9/49-60/70