Add 50/98 and 45/70
50/98 + 45/70 is 113/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
50/98 = 50 × 5/98 × 5 = 250/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
45/70 = 45 × 7/70 × 7 = 315/490 - Add the two like fractions:
250/490 + 315/490 = 250 + 315/490 = 565/490 - 565/490 simplified gives 113/98
- So, 50/98 + 45/70 = 113/98
In mixed form: 115/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/98+90/70