Subtract 2/90 from 6/54
6/54 - 2/90 is 4/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
6/54 = 6 × 5/54 × 5 = 30/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
2/90 = 2 × 3/90 × 3 = 6/270 - Subtract the two like fractions:
30/270 - 6/270 = 30 - 6/270 = 24/270 - After reducing the fraction, the answer is 4/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/54-2/90 6/54-4/90 18/54-2/90 6/54-6/90 30/54-2/90 6/54-10/90 42/54-2/90 6/54-14/90