Subtract 9/80 from 50/12
1st number: 4 2/12, 2nd number: 9/80
50/12 - 9/80 is 973/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
50/12 = 50 × 20/12 × 20 = 1000/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
9/80 = 9 × 3/80 × 3 = 27/240 - Subtract the two like fractions:
1000/240 - 27/240 = 1000 - 27/240 = 973/240 - In mixed form: 413/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/12-18/80 50/24-9/80 50/12-27/80 50/36-9/80 50/12-45/80 50/60-9/80 50/12-63/80 50/84-9/80