9. Scientific Notation
If the power is positive, move decimal
n
10
10
to the right (number gets bigger)
1 x 10
-n
5
If the power is negative, move decimal
to the left (number gets smaller)
1 x 10
-5
10. Scientific Notation --> Standard form
Try these problems:
1) 3.45 x 104
34500
2) 8.9 x 1010 89000000000
3) 2.2 x 10-3
.0022
4) 3.14 x 10-7
.000000314
12. Standard form --> Scientific Notation
If you move the decimal point to the left,
then the power of ten will be positive.
56500
If you move the decimal point to the right,
then the power of ten will be negative.
.00021
13. Standard form --> Scientific Notation
Try these problems:
1) 7294
7.294 x 103
2) 100000
1 x 105
3) .00035
4) .088
3.5 x 10-4
8.8 x 10-2