Answers

Add 28/84 and 12/98

28/84 + 12/98 is 67/147.

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,
   28/84 = 28 × 7/84 × 7 = 196/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   12/98 = 12 × 6/98 × 6 = 72/588
4. Add the two like fractions:
   196/588 + 72/588 = 196 + 72/588 = 268/588
5. 268/588 simplified gives 67/147
6. So, 28/84 + 12/98 = 67/147

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