Answer:
8.0023x 10^4
Step-by-step explanation:
80023
to get to the first place number you have to move the decimal 4 times and if it looked like this .80023 it would be 10^-1 going down moving places back wards
4.700 decimal form or maybe 4700 without decimal
Answer:
5
Step-by-step explanation:

=
=
=5