Answers

Add 42/2 and 70/4

1^st number: 21 0/2, 2^nd number: 17 2/4

42/2 + 70/4 is 77/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 4 is 4
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4
2. For the 1st fraction, since 2 × 2 = 4,
   42/2 = 42 × 2/2 × 2 = 84/4
3. Likewise, for the 2nd fraction, since 4 × 1 = 4,
   70/4 = 70 × 1/4 × 1 = 70/4
4. Add the two like fractions:
   84/4 + 70/4 = 84 + 70/4 = 154/4
5. 154/4 simplified gives 77/2
6. So, 42/2 + 70/4 = 77/2
   In mixed form: 381/2

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