# math

posted by
**deedee**
.

Someone please check my answers

1.In the number 854,263,189 what number tells the number of millions.

4

2.Write 4x4x4x4x4 as a power of 4

4^5

3.write 684 in expanded form

600+80+4

4.Turner agrees to buy a boat for $2,800 down and $129 a month for 48 months. What is the total cost of the boat?

$8,992

5.72/8-9/3=

6