Subtract 5/40 from 8/49
8/49 - 5/40 is 15/392.
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,
5/40 = 5 × 49/40 × 49 = 245/1960 - Subtract the two like fractions:
320/1960 - 245/1960 = 320 - 245/1960 = 75/1960 - After reducing the fraction, the answer is 15/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/49-5/40 8/49-10/40 8/98-5/40 8/49-5/80 24/49-5/40 8/49-15/40 40/49-5/40 8/49-25/40 56/49-5/40 8/49-35/40