Subtract 45/5 from 40/98
1st number: 40/98, 2nd number: 9 0/5
40/98 - 45/5 is -421/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 5 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
40/98 = 40 × 5/98 × 5 = 200/490 - Likewise, for the 2nd fraction, since 5 × 98 = 490,
45/5 = 45 × 98/5 × 98 = 4410/490 - Subtract the two like fractions:
200/490 - 4410/490 = 200 - 4410/490 = -4210/490 - After reducing the fraction, the answer is -421/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/98-45/5 40/98-90/5 40/98-45/10 40/98-45/15 40/98-45/25 40/98-45/35