Answer:
101,000.
Explanation:
We are asked to find the estimate of given sum
.
First of all, we will round both numbers to nearest thousands.
We can see that
has 4 hundreds. Since hundreds place is less than 5, so we will round down to nearest thousands as:

We can see that
has 8 hundreds. Since hundreds place is greater than 5, so we will round up to nearest thousands as:

The estimated sum would be:

Therefore, the estimated sum would be 101,000.