The sum of 758,438 and 654,845 is:

$758,438 + 654,845 = 1,413,283$

Would you like a detailed breakdown of the steps?

Here are five related questions:

1. What is the sum of 1,213,567 and 998,432?
2. How do you find the difference between 854,239 and 423,587?
3. What is the product of 7,654 and 8,321?
4. How do you perform column addition for large numbers?
5. Can you find the sum of 342,546 and 789,654?

Tip: When adding large numbers, aligning the digits by place value (units, tens, hundreds, etc.) makes the calculation easier and more accurate.