Subtract 4/60 from 21/14
1st number: 1 7/14, 2nd number: 4/60
21/14 - 4/60 is 43/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 14 × 30 = 420,
21/14 = 21 × 30/14 × 30 = 630/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
4/60 = 4 × 7/60 × 7 = 28/420 - Subtract the two like fractions:
630/420 - 28/420 = 630 - 28/420 = 602/420 - After reducing the fraction, the answer is 43/30
- In mixed form: 113/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/14-4/60 21/14-8/60 21/28-4/60 63/14-4/60 21/14-12/60 21/42-4/60 21/14-20/60 21/70-4/60 21/14-28/60 21/98-4/60