Subtract 90/3 from 54/6
1st number: 9 0/6, 2nd number: 30 0/3
54/6 - 90/3 is -21/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 3 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 6 × 1 = 6,
54/6 = 54 × 1/6 × 1 = 54/6 - Likewise, for the 2nd fraction, since 3 × 2 = 6,
90/3 = 90 × 2/3 × 2 = 180/6 - Subtract the two like fractions:
54/6 - 180/6 = 54 - 180/6 = -126/6 - After reducing the fraction, the answer is -21/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12-90/3 54/6-90/6 54/18-90/3 54/6-90/9 54/30-90/3 54/6-90/15 54/42-90/3 54/6-90/21