Subtract 18/80 from 49/18
1st number: 2 13/18, 2nd number: 18/80
49/18 - 18/80 is 899/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
49/18 = 49 × 40/18 × 40 = 1960/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
18/80 = 18 × 9/80 × 9 = 162/720 - Subtract the two like fractions:
1960/720 - 162/720 = 1960 - 162/720 = 1798/720 - After reducing the fraction, the answer is 899/360
- In mixed form: 2179/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/18-18/80 49/18-36/80 49/36-18/80 49/18-54/80 49/54-18/80 49/18-90/80 49/90-18/80