more scientific notation problems key

# more scientific notation problems key - -3 = 2.3 x 10 10 14...

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Scientific Notation Problems: Carry out the following problems using scientific notation. Be sure to round to the correct number of significant digits. 1. 1 x 10 2 – 1x 10 1 = 9.0 x 10 2. 1x10 4 x 3 x10 5 = 3 x 10 9 3. 1 x 10 5 x 1x10 4 = 1 x 10 9 4. 4 x 10 4 x 3 x 10 6 = 1 x 10 11 5. 1x 10 -3 x 4 x 10 -7 = 4 x 10 -10 6. 5.2 x 10 -4 x 2 x 10 -7 = 1 x 10 -10 7. 3.5 x 10 4 x 6.2 x 10 8 = 2.2 x 10 13 8. 1.03 x 10 8 x 5.65 x 10 4 = 5.82 x 10 12 9. 3.7 x 10 -3 x 5.2 x 10 -6 = 1.9 x 10 -8 10. 8.5 x 10 7 x 3.4 x 10 -3 = 2.9 x 10 5 11. 6.82 x 10 -4 x 6.1 x 10 7 = 4.2 x10 4 12. 3.600 x 10 -1 x 5.4 x 10 -4 x 9.2 x 10 4 = 1.8 x 10 13. 4.2 x 10 7 x 1.2 x 10 5 x 4.5 x 10
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Unformatted text preview: -3 = 2.3 x 10 10 14. 8.2 x 10-4 x 8.34 x 10 4 x 2.5 x 10-6 = 1.7 x 10-4 15. 4.5 x 10 6 x 1.25 x 10 4 x 3.5 x 10-3 x 9 x 10-5 = 2 x 10 4 16. 100 / (50 x 400 x .050)= 1 x 10-1 17. (4.5 x 10 4 x 3.5 x 10-3 ) / (6 x 10 5 x 2.5 x 10 3 )= 1 x 10-7 18. (4.5 x 10 9 x 3.4 x 10-7 ) / (6 x 10 3 x 2.7 x 10-5 x 1.6 x 10-5 )= 6 x 10 8 19. (5.6 x 10-4 x 1.45 x 10 7 x 3.5 x 10 4 ) / (1.89 x 10 7 x 7.55 x 10-5 )= 2.0 x 10 5 20. (7.5 x 10 4 x 6.2 x 10-5 x 1.5 x 10-4 )/ (1.25 x 10 14 x 3.0 x 10-6 )= 1.9 x 10-12...
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