Identify numbers: Identify the numbers to be added.We have two numbers, 4 and 100000, which we need to add together.
Add numbers: Add the numbers.To find the sum, we simply add the two numbers together: 4+100000.
Perform addition: Perform the addition.Adding 4 to 100000 gives us 100004.
Verify result: Verify the result.To check for any math errors, we can consider the place value of the numbers. Adding 4 to the units place of 100000 should not change the other place values, so the result should indeed be 100004.