Subtract 45/80 from 40/24
1st number: 1 16/24, 2nd number: 45/80
40/24 - 45/80 is 53/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 24 × 10 = 240,
40/24 = 40 × 10/24 × 10 = 400/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
45/80 = 45 × 3/80 × 3 = 135/240 - Subtract the two like fractions:
400/240 - 135/240 = 400 - 135/240 = 265/240 - After reducing the fraction, the answer is 53/48
- In mixed form: 15/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24-45/80 40/24-90/80 40/48-45/80 40/72-45/80