Answers

Add 84/42 and 20/96

1^st number: 2 0/42, 2^nd number: 20/96

84/42 + 20/96 is 53/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 96 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 42 × 16 = 672,
   84/42 = 84 × 16/42 × 16 = 1344/672
3. Likewise, for the 2nd fraction, since 96 × 7 = 672,
   20/96 = 20 × 7/96 × 7 = 140/672
4. Add the two like fractions:
   1344/672 + 140/672 = 1344 + 140/672 = 1484/672
5. 1484/672 simplified gives 53/24
6. So, 84/42 + 20/96 = 53/24
   In mixed form: 25/24

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