Answers

Add 70/84 and 12/98

70/84 + 12/98 is 281/294.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 98 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 84 × 7 = 588,
   70/84 = 70 × 7/84 × 7 = 490/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   12/98 = 12 × 6/98 × 6 = 72/588
4. Add the two like fractions:
   490/588 + 72/588 = 490 + 72/588 = 562/588
5. 562/588 simplified gives 281/294
6. So, 70/84 + 12/98 = 281/294

MathStep (Works offline)

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

Related: ⁷⁰/₈₄+²⁴/₉₈ ⁷⁰/₈₄+³⁶/₉₈ ⁷⁰/₈₄+⁶⁰/₉₈ ⁷⁰/₈₄+⁸⁴/₉₈

Add Fractions Calculator