Answers

Add 42/2 and 45/8

1^st number: 21 0/2, 2^nd number: 5 5/8

42/2 + 45/8 is 213/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 8 is 8
   
   Next, find the equivalent fraction of both fractional numbers with denominator 8
2. For the 1st fraction, since 2 × 4 = 8,
   42/2 = 42 × 4/2 × 4 = 168/8
3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
   45/8 = 45 × 1/8 × 1 = 45/8
4. Add the two like fractions:
   168/8 + 45/8 = 168 + 45/8 = 213/8
5. So, 42/2 + 45/8 = 213/8
   In mixed form: 265/8

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