Answers

Add 2/98 and 70/81

2/98 + 70/81 is 3511/3969.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 81 is 7938
   
   Next, find the equivalent fraction of both fractional numbers with denominator 7938
2. For the 1st fraction, since 98 × 81 = 7938,
   2/98 = 2 × 81/98 × 81 = 162/7938
3. Likewise, for the 2nd fraction, since 81 × 98 = 7938,
   70/81 = 70 × 98/81 × 98 = 6860/7938
4. Add the two like fractions:
   162/7938 + 6860/7938 = 162 + 6860/7938 = 7022/7938
5. 7022/7938 simplified gives 3511/3969
6. So, 2/98 + 70/81 = 3511/3969

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁴/₉₈+⁷⁰/₈₁ ⁶/₉₈+⁷⁰/₈₁ ¹⁰/₉₈+⁷⁰/₈₁ ¹⁴/₉₈+⁷⁰/₈₁

Add Fractions Calculator