Subtract 2/54 from 40/49
40/49 - 2/54 is 1031/1323.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 54 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 49 × 54 = 2646,
40/49 = 40 × 54/49 × 54 = 2160/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
2/54 = 2 × 49/54 × 49 = 98/2646 - Subtract the two like fractions:
2160/2646 - 98/2646 = 2160 - 98/2646 = 2062/2646 - After reducing the fraction, the answer is 1031/1323
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/49-2/54 40/49-4/54 40/98-2/54 40/49-6/54 40/49-10/54 40/49-14/54