Answers

Add 24/45 and 81/70

1^st number: 24/45, 2^nd number: 1 11/70

24/45 + 81/70 is 71/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 45 × 14 = 630,
   24/45 = 24 × 14/45 × 14 = 336/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   81/70 = 81 × 9/70 × 9 = 729/630
4. Add the two like fractions:
   336/630 + 729/630 = 336 + 729/630 = 1065/630
5. 1065/630 simplified gives 71/42
6. So, 24/45 + 81/70 = 71/42
   In mixed form: 129/42

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