Answers

Add 25/8 and 10/42

1^st number: 3 1/8, 2^nd number: 10/42

25/8 + 10/42 is 565/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 42 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 8 × 21 = 168,
   25/8 = 25 × 21/8 × 21 = 525/168
3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
   10/42 = 10 × 4/42 × 4 = 40/168
4. Add the two like fractions:
   525/168 + 40/168 = 525 + 40/168 = 565/168
5. So, 25/8 + 10/42 = 565/168
   In mixed form: 361/168

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