Answers

Add 6/42 and 21/10

1^st number: 6/42, 2^nd number: 2 1/10

6/42 + 21/10 is 157/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 10 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   6/42 = 6 × 5/42 × 5 = 30/210
3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
   21/10 = 21 × 21/10 × 21 = 441/210
4. Add the two like fractions:
   30/210 + 441/210 = 30 + 441/210 = 471/210
5. 471/210 simplified gives 157/70
6. So, 6/42 + 21/10 = 157/70
   In mixed form: 217/70

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