Answers

Add 30/42 and 72/7

1^st number: 30/42, 2^nd number: 10 2/7

30/42 + 72/7 is 11/1.

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,
   30/42 = 30 × 1/42 × 1 = 30/42
3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
   72/7 = 72 × 6/7 × 6 = 432/42
4. Add the two like fractions:
   30/42 + 432/42 = 30 + 432/42 = 462/42
5. 462/42 simplified gives 11/1
6. So, 30/42 + 72/7 = 11/1

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