Add 10/35 and 21/98
10/35 + 21/98 is 1/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 35 × 14 = 490,
10/35 = 10 × 14/35 × 14 = 140/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
21/98 = 21 × 5/98 × 5 = 105/490 - Add the two like fractions:
140/490 + 105/490 = 140 + 105/490 = 245/490 - 245/490 simplified gives 1/2
- So, 10/35 + 21/98 = 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/35+21/98 10/35+42/98 10/70+21/98 30/35+21/98 10/35+63/98 50/35+21/98 70/35+21/98