Answers

Add 54/42 and 6/7

1^st number: 1 12/42, 2^nd number: 6/7

54/42 + 6/7 is 15/7.

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,
   54/42 = 54 × 1/42 × 1 = 54/42
3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
   6/7 = 6 × 6/7 × 6 = 36/42
4. Add the two like fractions:
   54/42 + 36/42 = 54 + 36/42 = 90/42
5. 90/42 simplified gives 15/7
6. So, 54/42 + 6/7 = 15/7
   In mixed form: 21/7

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