Subtract 2/40 from 8/49
8/49 - 2/40 is 111/980.
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,
8/49 = 8 × 40/49 × 40 = 320/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
2/40 = 2 × 49/40 × 49 = 98/1960 - Subtract the two like fractions:
320/1960 - 98/1960 = 320 - 98/1960 = 222/1960 - After reducing the fraction, the answer is 111/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/49-2/40 8/49-4/40 8/98-2/40 8/49-2/80 24/49-2/40 8/49-6/40 40/49-2/40 8/49-10/40 56/49-2/40 8/49-14/40