Subtract 25/84 from 40/24
1st number: 1 16/24, 2nd number: 25/84
40/24 - 25/84 is 115/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
40/24 = 40 × 7/24 × 7 = 280/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
25/84 = 25 × 2/84 × 2 = 50/168 - Subtract the two like fractions:
280/168 - 50/168 = 280 - 50/168 = 230/168 - After reducing the fraction, the answer is 115/84
- In mixed form: 131/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24-25/84 40/24-50/84 40/48-25/84 40/24-75/84 40/72-25/84