Answers

Add 90/16 and 75/84

1^st number: 5 10/16, 2^nd number: 75/84

90/16 + 75/84 is 365/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 84 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 16 × 21 = 336,
   90/16 = 90 × 21/16 × 21 = 1890/336
3. Likewise, for the 2nd fraction, since 84 × 4 = 336,
   75/84 = 75 × 4/84 × 4 = 300/336
4. Add the two like fractions:
   1890/336 + 300/336 = 1890 + 300/336 = 2190/336
5. 2190/336 simplified gives 365/56
6. So, 90/16 + 75/84 = 365/56
   In mixed form: 629/56

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