Adding Multi-Digit Whole Numbers

The video tutorial explains the concept of addition as joining numbers to form a larger number. It uses the example of adding 322 and 113, describing the numbers as addends and the result as the sum. The tutorial demonstrates arranging addends vertically, ensuring digits with the same place value align in columns. It then walks through the addition process, starting from the rightmost digits, and concludes with the sum of 435. The lesson emphasizes understanding multi-digit addition.

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