Subtract 21/18 from 60/25
1st number: 2 10/25, 2nd number: 1 3/18
60/25 - 21/18 is 37/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
60/25 = 60 × 18/25 × 18 = 1080/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
21/18 = 21 × 25/18 × 25 = 525/450 - Subtract the two like fractions:
1080/450 - 525/450 = 1080 - 525/450 = 555/450 - After reducing the fraction, the answer is 37/30
- In mixed form: 17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/25-42/18 60/50-21/18 60/25-21/36 60/25-63/18 60/75-21/18 60/25-21/54 60/25-21/90