Answers

Add 42/4 and 15/30

1^st number: 10 2/4, 2^nd number: 15/30

42/4 + 15/30 is 11/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 30 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 4 × 15 = 60,
   42/4 = 42 × 15/4 × 15 = 630/60
3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
   15/30 = 15 × 2/30 × 2 = 30/60
4. Add the two like fractions:
   630/60 + 30/60 = 630 + 30/60 = 660/60
5. 660/60 simplified gives 11/1
6. So, 42/4 + 15/30 = 11/1

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