Subtract 2/40 from 9/49
9/49 - 2/40 is 131/980.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
9/49 = 9 × 40/49 × 40 = 360/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
2/40 = 2 × 49/40 × 49 = 98/1960 - Subtract the two like fractions:
360/1960 - 98/1960 = 360 - 98/1960 = 262/1960 - After reducing the fraction, the answer is 131/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/49-2/40 9/49-4/40 9/98-2/40 9/49-2/80 27/49-2/40 9/49-6/40 45/49-2/40 9/49-10/40 63/49-2/40 9/49-14/40