Subtract 1/49 from 2/20
2/20 - 1/49 is 39/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
2/20 = 2 × 49/20 × 49 = 98/980 - Likewise, for the 2nd fraction, since 49 × 20 = 980,
1/49 = 1 × 20/49 × 20 = 20/980 - Subtract the two like fractions:
98/980 - 20/980 = 98 - 20/980 = 78/980 - After reducing the fraction, the answer is 39/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20-1/49 2/20-2/49 2/40-1/49 2/20-1/98 6/20-1/49 2/20-3/49 2/60-1/49 10/20-1/49 2/20-5/49 14/20-1/49 2/20-7/49