Answers

Add 42/35 and 63/18

1^st number: 1 7/35, 2^nd number: 3 9/18

42/35 + 63/18 is 47/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 18 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 35 × 18 = 630,
   42/35 = 42 × 18/35 × 18 = 756/630
3. Likewise, for the 2nd fraction, since 18 × 35 = 630,
   63/18 = 63 × 35/18 × 35 = 2205/630
4. Add the two like fractions:
   756/630 + 2205/630 = 756 + 2205/630 = 2961/630
5. 2961/630 simplified gives 47/10
6. So, 42/35 + 63/18 = 47/10
   In mixed form: 47/10

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