7th grade scientific notation help Ms. Sue
posted by Delilah on .
Write each number in scientific notation.
1. 4,800
2. 17, 200
3. 180,000
4. 343, 502
12. 0.00581
13. 0.00105
14. 0.0000078
15. 0.000027
16. 0.000000132
17. 0.000000009

I will do two, and be happy to check the others.
3. 1.8E5 where E means 10 to the power of
15. 2.7E5 
Bob Pursley helped you with some of these yesterday.
http://www.jiskha.com/display.cgi?id=1348788270
Now it's your turn.
Study these sites, and then post what YOU think the answers are.
http://www.nyu.edu/pages/mathmol/textbook/scinot.html
http://www.chem.tamu.edu/class/fyp/mathrev/mrscnot.html 
Thanks!!!
So the answers are (i will do 14 odd, 1217 odd)
1. 4.8 x 10^3
3. 1.8 x 10^5
13. 1.05 x 10^3
15. 2.7 x 10^5
17. 9 x 10^8
are these correct? 
ITS ALL WRONG