Subtract 6/45 from 9/30
9/30 - 6/45 is 1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
9/30 = 9 × 3/30 × 3 = 27/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
6/45 = 6 × 2/45 × 2 = 12/90 - Subtract the two like fractions:
27/90 - 12/90 = 27 - 12/90 = 15/90 - After reducing the fraction, the answer is 1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30-6/45 9/30-12/45 9/60-6/45 9/30-6/90 27/30-6/45 9/30-18/45 9/90-6/45 45/30-6/45 9/30-30/45 63/30-6/45 9/30-42/45