Answers

Add 90/84 and 9/50

1^st number: 1 6/84, 2^nd number: 9/50

90/84 + 9/50 is 219/175.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 50 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   90/84 = 90 × 25/84 × 25 = 2250/2100
3. Likewise, for the 2nd fraction, since 50 × 42 = 2100,
   9/50 = 9 × 42/50 × 42 = 378/2100
4. Add the two like fractions:
   2250/2100 + 378/2100 = 2250 + 378/2100 = 2628/2100
5. 2628/2100 simplified gives 219/175
6. So, 90/84 + 9/50 = 219/175
   In mixed form: 144/175

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