Add 40/25 and 45/98
1st number: 1 15/25, 2nd number: 45/98
40/25 + 45/98 is 1009/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 98 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 25 × 98 = 2450,
40/25 = 40 × 98/25 × 98 = 3920/2450 - Likewise, for the 2nd fraction, since 98 × 25 = 2450,
45/98 = 45 × 25/98 × 25 = 1125/2450 - Add the two like fractions:
3920/2450 + 1125/2450 = 3920 + 1125/2450 = 5045/2450 - 5045/2450 simplified gives 1009/490
- So, 40/25 + 45/98 = 1009/490
In mixed form: 229/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/25+45/98 40/25+90/98 40/50+45/98 40/75+45/98