Subtract 27/60 from 9/7
1st number: 1 2/7, 2nd number: 27/60
9/7 - 27/60 is 117/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
9/7 = 9 × 60/7 × 60 = 540/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
27/60 = 27 × 7/60 × 7 = 189/420 - Subtract the two like fractions:
540/420 - 189/420 = 540 - 189/420 = 351/420 - After reducing the fraction, the answer is 117/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/7-27/60 9/7-54/60 9/14-27/60 27/7-27/60 9/7-81/60 9/21-27/60 45/7-27/60 9/35-27/60 63/7-27/60 9/49-27/60