Subtract 81/80 from 60/24
1st number: 2 12/24, 2nd number: 1 1/80
60/24 - 81/80 is 119/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 24 × 10 = 240,
60/24 = 60 × 10/24 × 10 = 600/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
81/80 = 81 × 3/80 × 3 = 243/240 - Subtract the two like fractions:
600/240 - 243/240 = 600 - 243/240 = 357/240 - After reducing the fraction, the answer is 119/80
- In mixed form: 139/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/48-81/80 60/72-81/80