Add 90/98 and 40/5
1st number: 90/98, 2nd number: 8 0/5
90/98 + 40/5 is 437/49.
Steps for adding 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,
90/98 = 90 × 5/98 × 5 = 450/490 - Likewise, for the 2nd fraction, since 5 × 98 = 490,
40/5 = 40 × 98/5 × 98 = 3920/490 - Add the two like fractions:
450/490 + 3920/490 = 450 + 3920/490 = 4370/490 - 4370/490 simplified gives 437/49
- So, 90/98 + 40/5 = 437/49
In mixed form: 845/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+80/5 90/98+40/10 90/98+40/15 90/98+40/25 90/98+40/35