Subtract 6/64 from 80/20
1st number: 4 0/20, 2nd number: 6/64
80/20 - 6/64 is 125/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
80/20 = 80 × 16/20 × 16 = 1280/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
6/64 = 6 × 5/64 × 5 = 30/320 - Subtract the two like fractions:
1280/320 - 30/320 = 1280 - 30/320 = 1250/320 - After reducing the fraction, the answer is 125/32
- In mixed form: 329/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20-12/64 80/40-6/64 80/20-18/64 80/60-6/64 80/20-30/64 80/20-42/64