Subtract 60/18 from 42/8
1st number: 5 2/8, 2nd number: 3 6/18
42/8 - 60/18 is 23/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
42/8 = 42 × 9/8 × 9 = 378/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
60/18 = 60 × 4/18 × 4 = 240/72 - Subtract the two like fractions:
378/72 - 240/72 = 378 - 240/72 = 138/72 - After reducing the fraction, the answer is 23/12
- In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8-60/18 42/16-60/18 42/8-60/36 42/24-60/18 42/8-60/54 42/40-60/18 42/8-60/90 42/56-60/18