Subtract 2/16 from 81/12
1st number: 6 9/12, 2nd number: 2/16
81/12 - 2/16 is 53/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
81/12 = 81 × 4/12 × 4 = 324/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
2/16 = 2 × 3/16 × 3 = 6/48 - Subtract the two like fractions:
324/48 - 6/48 = 324 - 6/48 = 318/48 - After reducing the fraction, the answer is 53/8
- In mixed form: 65/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/12-4/16 81/24-2/16 81/12-2/32 81/12-6/16 81/36-2/16 81/12-2/48 81/12-10/16 81/60-2/16 81/12-2/80 81/12-14/16 81/84-2/16