Subtract 81/50 from 12/6
1st number: 2 0/6, 2nd number: 1 31/50
12/6 - 81/50 is 19/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 6 × 25 = 150,
12/6 = 12 × 25/6 × 25 = 300/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
81/50 = 81 × 3/50 × 3 = 243/150 - Subtract the two like fractions:
300/150 - 243/150 = 300 - 243/150 = 57/150 - After reducing the fraction, the answer is 19/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/6-81/50 36/6-81/50 12/18-81/50 60/6-81/50 12/30-81/50 84/6-81/50 12/42-81/50