Add 3/98 and 5/70
3/98 + 5/70 is 5/49.
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,
3/98 = 3 × 5/98 × 5 = 15/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
5/70 = 5 × 7/70 × 7 = 35/490 - Add the two like fractions:
15/490 + 35/490 = 15 + 35/490 = 50/490 - 50/490 simplified gives 5/49
- So, 3/98 + 5/70 = 5/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/98+5/70 3/98+10/70 9/98+5/70 3/98+15/70 15/98+5/70 3/98+25/70 21/98+5/70 3/98+35/70