Subtract 9/80 from 24/90
24/90 - 9/80 is 37/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
24/90 = 24 × 8/90 × 8 = 192/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
9/80 = 9 × 9/80 × 9 = 81/720 - Subtract the two like fractions:
192/720 - 81/720 = 192 - 81/720 = 111/720 - After reducing the fraction, the answer is 37/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/90-9/80 24/90-18/80 72/90-9/80 24/90-27/80 24/90-45/80 24/90-63/80