Answers

Add 72/98 and 28/84

72/98 + 28/84 is 157/147.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 84 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 98 × 6 = 588,
   72/98 = 72 × 6/98 × 6 = 432/588
3. Likewise, for the 2nd fraction, since 84 × 7 = 588,
   28/84 = 28 × 7/84 × 7 = 196/588
4. Add the two like fractions:
   432/588 + 196/588 = 432 + 196/588 = 628/588
5. 628/588 simplified gives 157/147
6. So, 72/98 + 28/84 = 157/147
   In mixed form: 110/147

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