Add 5/70 and 15/98
5/70 + 15/98 is 11/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
5/70 = 5 × 7/70 × 7 = 35/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
15/98 = 15 × 5/98 × 5 = 75/490 - Add the two like fractions:
35/490 + 75/490 = 35 + 75/490 = 110/490 - 110/490 simplified gives 11/49
- So, 5/70 + 15/98 = 11/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/70+15/98 5/70+30/98 15/70+15/98 5/70+45/98 25/70+15/98 5/70+75/98 35/70+15/98