What are the first 5 multiples of 9?

List of the multiples of 9:

9 · 0 = 0

9 · 1 = 9

9 · 2 = 18

9 · 3 = 27

9 · 4 = 36

9 · 5 = 45

9 · 6 = 54

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870

combine all like terms then its just a 2 step equation