Answers

Add 84/42 and 48/75

1^st number: 2 0/42, 2^nd number: 48/75

84/42 + 48/75 is 66/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 75 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 42 × 25 = 1050,
   84/42 = 84 × 25/42 × 25 = 2100/1050
3. Likewise, for the 2nd fraction, since 75 × 14 = 1050,
   48/75 = 48 × 14/75 × 14 = 672/1050
4. Add the two like fractions:
   2100/1050 + 672/1050 = 2100 + 672/1050 = 2772/1050
5. 2772/1050 simplified gives 66/25
6. So, 84/42 + 48/75 = 66/25
   In mixed form: 216/25

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