Answers

Add 8/42 and 45/7

1^st number: 8/42, 2^nd number: 6 3/7

8/42 + 45/7 is 139/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 7 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   8/42 = 8 × 1/42 × 1 = 8/42
3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
   45/7 = 45 × 6/7 × 6 = 270/42
4. Add the two like fractions:
   8/42 + 270/42 = 8 + 270/42 = 278/42
5. 278/42 simplified gives 139/21
6. So, 8/42 + 45/7 = 139/21
   In mixed form: 613/21

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