Subtract 18/80 from 36/49
36/49 - 18/80 is 999/1960.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
36/49 = 36 × 80/49 × 80 = 2880/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
18/80 = 18 × 49/80 × 49 = 882/3920 - Subtract the two like fractions:
2880/3920 - 882/3920 = 2880 - 882/3920 = 1998/3920 - After reducing the fraction, the answer is 999/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/49-18/80 36/49-36/80 36/98-18/80 36/49-54/80 36/49-90/80