Answers

Add 49/98 and 28/72

49/98 + 28/72 is 8/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 72 is 3528
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3528
2. For the 1st fraction, since 98 × 36 = 3528,
   49/98 = 49 × 36/98 × 36 = 1764/3528
3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
   28/72 = 28 × 49/72 × 49 = 1372/3528
4. Add the two like fractions:
   1764/3528 + 1372/3528 = 1764 + 1372/3528 = 3136/3528
5. 3136/3528 simplified gives 8/9
6. So, 49/98 + 28/72 = 8/9

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