Question

how do you round off 89,659 to the nearest 100,000

Answer 1

The next higher hundred thousand is  100,000 .
The next lower hundred thousand is    zero.

89,659  is closer to  100,000 than it is to zero.

So when rounded to the nearest hundred thousand,  89,659 becomes  100,000 .

Answer 2

say you had 089,659 you would round the 0 to 1 because 8 is more than 5 so the answer is 100,000