Subtract 8/21 from 64/60
1st number: 1 4/60, 2nd number: 8/21
64/60 - 8/21 is 24/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 21 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
64/60 = 64 × 7/60 × 7 = 448/420 - Likewise, for the 2nd fraction, since 21 × 20 = 420,
8/21 = 8 × 20/21 × 20 = 160/420 - Subtract the two like fractions:
448/420 - 160/420 = 448 - 160/420 = 288/420 - After reducing the fraction, the answer is 24/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/60-16/21 64/60-8/42 64/60-24/21 64/60-8/63 64/60-40/21 64/60-56/21