Answers

Add 90/84 and 45/32

1^st number: 1 6/84, 2^nd number: 1 13/32

90/84 + 45/32 is 555/224.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 32 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 84 × 8 = 672,
   90/84 = 90 × 8/84 × 8 = 720/672
3. Likewise, for the 2nd fraction, since 32 × 21 = 672,
   45/32 = 45 × 21/32 × 21 = 945/672
4. Add the two like fractions:
   720/672 + 945/672 = 720 + 945/672 = 1665/672
5. 1665/672 simplified gives 555/224
6. So, 90/84 + 45/32 = 555/224
   In mixed form: 2107/224

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