Answers

Add 56/81 and 45/10

1^st number: 56/81, 2^nd number: 4 5/10

56/81 + 45/10 is 841/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 10 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 81 × 10 = 810,
   56/81 = 56 × 10/81 × 10 = 560/810
3. Likewise, for the 2nd fraction, since 10 × 81 = 810,
   45/10 = 45 × 81/10 × 81 = 3645/810
4. Add the two like fractions:
   560/810 + 3645/810 = 560 + 3645/810 = 4205/810
5. 4205/810 simplified gives 841/162
6. So, 56/81 + 45/10 = 841/162
   In mixed form: 531/162

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