Subtract 10/42 from 60/12
1st number: 5 0/12, 2nd number: 10/42
60/12 - 10/42 is 100/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
60/12 = 60 × 7/12 × 7 = 420/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
10/42 = 10 × 2/42 × 2 = 20/84 - Subtract the two like fractions:
420/84 - 20/84 = 420 - 20/84 = 400/84 - After reducing the fraction, the answer is 100/21
- In mixed form: 416/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12-20/42 60/24-10/42 60/12-10/84 60/12-30/42 60/36-10/42 60/12-50/42 60/12-70/42 60/84-10/42