Convert these numbers between standard form and normal numbers

Question 1:

6.13× 10 3
6130

Question 2:

8.32× 10 6
8320000

Question 3:

8.18× 10 -1
0.818

Question 4:

44800
4.48× 10 4

Question 5:

18000
1.8× 10 4

Question 6:

0.00895
8.95× 10 -3