Answers

Add 45/98 and 90/84

1^st number: 45/98, 2^nd number: 1 6/84

45/98 + 90/84 is 75/49.

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,
   45/98 = 45 × 6/98 × 6 = 270/588
3. Likewise, for the 2nd fraction, since 84 × 7 = 588,
   90/84 = 90 × 7/84 × 7 = 630/588
4. Add the two like fractions:
   270/588 + 630/588 = 270 + 630/588 = 900/588
5. 900/588 simplified gives 75/49
6. So, 45/98 + 90/84 = 75/49
   In mixed form: 126/49

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