Answers

Add 70/42 and 64/35

1^st number: 1 28/42, 2^nd number: 1 29/35

70/42 + 64/35 is 367/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 35 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   70/42 = 70 × 5/42 × 5 = 350/210
3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
   64/35 = 64 × 6/35 × 6 = 384/210
4. Add the two like fractions:
   350/210 + 384/210 = 350 + 384/210 = 734/210
5. 734/210 simplified gives 367/105
6. So, 70/42 + 64/35 = 367/105
   In mixed form: 352/105

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