Subtract 9/30 from 4/5
45 - 930 is 12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
45 = 4 × 65 × 6 = 2430 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
930 = 9 × 130 × 1 = 930 - Subtract the two like fractions:
2430 - 930 = 24 - 930 = 1530 - After reducing the fraction, the answer is 12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-9/30 4/5-18/30 4/10-9/30 4/5-9/60 12/5-9/30 4/5-27/30 4/15-9/30 4/5-9/90 20/5-9/30 4/5-45/30 4/25-9/30 28/5-9/30 4/5-63/30 4/35-9/30