Answers

Add 15/84 and 90/49

1^st number: 15/84, 2^nd number: 1 41/49

15/84 + 90/49 is 395/196.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 49 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 84 × 7 = 588,
   15/84 = 15 × 7/84 × 7 = 105/588
3. Likewise, for the 2nd fraction, since 49 × 12 = 588,
   90/49 = 90 × 12/49 × 12 = 1080/588
4. Add the two like fractions:
   105/588 + 1080/588 = 105 + 1080/588 = 1185/588
5. 1185/588 simplified gives 395/196
6. So, 15/84 + 90/49 = 395/196
   In mixed form: 23/196

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