Subtract 21/45 from 60/5
1st number: 12 0/5, 2nd number: 21/45
60/5 - 21/45 is 173/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
60/5 = 60 × 9/5 × 9 = 540/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
21/45 = 21 × 1/45 × 1 = 21/45 - Subtract the two like fractions:
540/45 - 21/45 = 540 - 21/45 = 519/45 - After reducing the fraction, the answer is 173/15
- In mixed form: 118/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5-42/45 60/10-21/45 60/5-21/90 60/5-63/45 60/15-21/45 60/25-21/45 60/35-21/45