Subtract 3/80 from 32/4
1st number: 8 0/4, 2nd number: 3/80
32/4 - 3/80 is 637/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
32/4 = 32 × 20/4 × 20 = 640/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
3/80 = 3 × 1/80 × 1 = 3/80 - Subtract the two like fractions:
640/80 - 3/80 = 640 - 3/80 = 637/80 - In mixed form: 777/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/4-3/80 32/4-6/80 32/8-3/80 96/4-3/80 32/4-9/80 32/12-3/80 32/4-15/80 32/20-3/80 32/4-21/80 32/28-3/80