Subtract 12/27 from 90/3
1st number: 30 0/3, 2nd number: 12/27
90/3 - 12/27 is 266/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 3 × 9 = 27,
90/3 = 90 × 9/3 × 9 = 810/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
12/27 = 12 × 1/27 × 1 = 12/27 - Subtract the two like fractions:
810/27 - 12/27 = 810 - 12/27 = 798/27 - After reducing the fraction, the answer is 266/9
- In mixed form: 295/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3-24/27 90/6-12/27 90/3-12/54 90/3-36/27 90/9-12/27 90/3-12/81 90/3-60/27 90/15-12/27 90/3-84/27 90/21-12/27