Answers

Add 42/16 and 63/84

1^st number: 2 10/16, 2^nd number: 63/84

42/16 + 63/84 is 27/8.

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,
   42/16 = 42 × 21/16 × 21 = 882/336
3. Likewise, for the 2nd fraction, since 84 × 4 = 336,
   63/84 = 63 × 4/84 × 4 = 252/336
4. Add the two like fractions:
   882/336 + 252/336 = 882 + 252/336 = 1134/336
5. 1134/336 simplified gives 27/8
6. So, 42/16 + 63/84 = 27/8
   In mixed form: 33/8

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