Subtract 60/7 from 18/12
1st number: 1 6/12, 2nd number: 8 4/7
18/12 - 60/7 is -99/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
18/12 = 18 × 7/12 × 7 = 126/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
60/7 = 60 × 12/7 × 12 = 720/84 - Subtract the two like fractions:
126/84 - 720/84 = 126 - 720/84 = -594/84 - After reducing the fraction, the answer is -99/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/12-60/7 18/24-60/7 18/12-60/14 54/12-60/7 18/36-60/7 18/12-60/21 90/12-60/7 18/60-60/7 18/12-60/35 18/84-60/7 18/12-60/49