Answer:
8,000.
Step-by-step explanation:
We are asked to estimate 8,244.
Since we have been not given the place to which we need to estimate, so we will estimate our given number to different place values.
Estimated to nearest tenth:
Since ones digit is less than 5, so we will round down our answer to nearest tens as:

Estimated to nearest hundred:
Since tens digit is less than 5, so we will round down our answer to nearest hundreds as:

Estimated to nearest thousand:
Since hundreds digit is less than 5, so we will round down our answer to nearest thousands as:

Therefore, our estimated number would be 8,000.