Add 10/98 and 50/70
10/98 + 50/70 is 40/49.
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,
10/98 = 10 × 5/98 × 5 = 50/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
50/70 = 50 × 7/70 × 7 = 350/490 - Add the two like fractions:
50/490 + 350/490 = 50 + 350/490 = 400/490 - 400/490 simplified gives 40/49
- So, 10/98 + 50/70 = 40/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/98+50/70 30/98+50/70 50/98+50/70 70/98+50/70