Answers

Add 35/8 and 42/81

1^st number: 4 3/8, 2^nd number: 42/81

35/8 + 42/81 is 1057/216.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 81 is 648
   
   Next, find the equivalent fraction of both fractional numbers with denominator 648
2. For the 1st fraction, since 8 × 81 = 648,
   35/8 = 35 × 81/8 × 81 = 2835/648
3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
   42/81 = 42 × 8/81 × 8 = 336/648
4. Add the two like fractions:
   2835/648 + 336/648 = 2835 + 336/648 = 3171/648
5. 3171/648 simplified gives 1057/216
6. So, 35/8 + 42/81 = 1057/216
   In mixed form: 4193/216

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