Subtract 90/6 from 12/10
1st number: 1 2/10, 2nd number: 15 0/6
12/10 - 90/6 is -69/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
12/10 = 12 × 3/10 × 3 = 36/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
90/6 = 90 × 5/6 × 5 = 450/30 - Subtract the two like fractions:
36/30 - 450/30 = 36 - 450/30 = -414/30 - After reducing the fraction, the answer is -69/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10-90/6 12/20-90/6 12/10-90/12 36/10-90/6 12/30-90/6 12/10-90/18 60/10-90/6 12/50-90/6 12/10-90/30 84/10-90/6 12/70-90/6 12/10-90/42