Answers

Add 18/81 and 42/35

1^st number: 18/81, 2^nd number: 1 7/35

18/81 + 42/35 is 64/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 35 is 2835
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2835
2. For the 1st fraction, since 81 × 35 = 2835,
   18/81 = 18 × 35/81 × 35 = 630/2835
3. Likewise, for the 2nd fraction, since 35 × 81 = 2835,
   42/35 = 42 × 81/35 × 81 = 3402/2835
4. Add the two like fractions:
   630/2835 + 3402/2835 = 630 + 3402/2835 = 4032/2835
5. 4032/2835 simplified gives 64/45
6. So, 18/81 + 42/35 = 64/45
   In mixed form: 119/45

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