Subtract 40/9 from 24/80
1st number: 24/80, 2nd number: 4 4/9
24/80 - 40/9 is -373/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 9 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
24/80 = 24 × 9/80 × 9 = 216/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
40/9 = 40 × 80/9 × 80 = 3200/720 - Subtract the two like fractions:
216/720 - 3200/720 = 216 - 3200/720 = -2984/720 - After reducing the fraction, the answer is -373/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/80-40/9 24/80-80/9 24/80-40/18 72/80-40/9 24/80-40/27 24/80-40/45 24/80-40/63