Answers

Add 70/42 and 72/14

1^st number: 1 28/42, 2^nd number: 5 2/14

70/42 + 72/14 is 143/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 14 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   70/42 = 70 × 1/42 × 1 = 70/42
3. Likewise, for the 2nd fraction, since 14 × 3 = 42,
   72/14 = 72 × 3/14 × 3 = 216/42
4. Add the two like fractions:
   70/42 + 216/42 = 70 + 216/42 = 286/42
5. 286/42 simplified gives 143/21
6. So, 70/42 + 72/14 = 143/21
   In mixed form: 617/21

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