Subtract 4/40 from 80/54
1st number: 1 26/54, 2nd number: 4/40
80/54 - 4/40 is 373/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
80/54 = 80 × 20/54 × 20 = 1600/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
4/40 = 4 × 27/40 × 27 = 108/1080 - Subtract the two like fractions:
1600/1080 - 108/1080 = 1600 - 108/1080 = 1492/1080 - After reducing the fraction, the answer is 373/270
- In mixed form: 1103/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54-8/40 80/54-4/80 80/54-12/40 80/54-20/40 80/54-28/40