Answers

Add 56/18 and 81/70

1^st number: 3 2/18, 2^nd number: 1 11/70

56/18 + 81/70 is 2689/630.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   56/18 = 56 × 35/18 × 35 = 1960/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   81/70 = 81 × 9/70 × 9 = 729/630
4. Add the two like fractions:
   1960/630 + 729/630 = 1960 + 729/630 = 2689/630
5. So, 56/18 + 81/70 = 2689/630
   In mixed form: 4169/630

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