286,489 is an odd number. how many times greater is the 8 in the ten thousands place than the 8 in the tens place?

I assume you're talking about the relative values, yes?

If so, you're comparing 80,000 with 80.

Simply divide the numbers: 80,000/80 = 1000.

Thus, 80,000 is one thousand times greater (in value) than 80.

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a