Answers

Add 30/56 and 50/42

1^st number: 30/56, 2^nd number: 1 8/42

30/56 + 50/42 is 145/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 42 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 56 × 3 = 168,
   30/56 = 30 × 3/56 × 3 = 90/168
3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
   50/42 = 50 × 4/42 × 4 = 200/168
4. Add the two like fractions:
   90/168 + 200/168 = 90 + 200/168 = 290/168
5. 290/168 simplified gives 145/84
6. So, 30/56 + 50/42 = 145/84
   In mixed form: 161/84

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