Subtract 27/49 from 2/40
2/40 - 27/49 is -491/980.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 49 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
2/40 = 2 × 49/40 × 49 = 98/1960 - Likewise, for the 2nd fraction, since 49 × 40 = 1960,
27/49 = 27 × 40/49 × 40 = 1080/1960 - Subtract the two like fractions:
98/1960 - 1080/1960 = 98 - 1080/1960 = -982/1960 - After reducing the fraction, the answer is -491/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/40-27/49 2/40-54/49 2/80-27/49 2/40-27/98 6/40-27/49 2/40-81/49 10/40-27/49 14/40-27/49