Subtract 42/60 from 27/3
1st number: 9 0/3, 2nd number: 42/60
27/3 - 42/60 is 83/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
27/3 = 27 × 20/3 × 20 = 540/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Subtract the two like fractions:
540/60 - 42/60 = 540 - 42/60 = 498/60 - After reducing the fraction, the answer is 83/10
- In mixed form: 83/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/3-42/60 27/3-84/60 27/6-42/60 81/3-42/60 27/9-42/60 27/15-42/60 27/21-42/60