Answers

Add 5/42 and 64/7

1^st number: 5/42, 2^nd number: 9 1/7

5/42 + 64/7 is 389/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 7 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   5/42 = 5 × 1/42 × 1 = 5/42
3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
   64/7 = 64 × 6/7 × 6 = 384/42
4. Add the two like fractions:
   5/42 + 384/42 = 5 + 384/42 = 389/42
5. So, 5/42 + 64/7 = 389/42
   In mixed form: 911/42

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