Subtract 10/42 from 60/20
1st number: 3 0/20, 2nd number: 10/42
60/20 - 10/42 is 58/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
60/20 = 60 × 21/20 × 21 = 1260/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
10/42 = 10 × 10/42 × 10 = 100/420 - Subtract the two like fractions:
1260/420 - 100/420 = 1260 - 100/420 = 1160/420 - After reducing the fraction, the answer is 58/21
- In mixed form: 216/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20-20/42 60/40-10/42 60/20-10/84 60/20-30/42 60/20-50/42 60/20-70/42