Scientific Notation Practice:
More Scientific Notation Practice:
Try these problems and then check your answers at the bottom of the page. Don’t look first or you won’t learn anything! Cover the bottom with a paper so you won’t be tempted to look until you’ve finished the problems.
Convert the following numbers to scientific notation.
1. 10 =
2. -1 =
3. 345 =
4. -7,987.098 =
5. – 980,456,908
6. 456,000,000,000,000 =
7. 0.5 =
8. 0.0456001 =
9. – 0.0000895 =
10. 0.000000984 =
Multiply the following numbers. Try these without using the scientific notation function on your calculator!
11. 5 x 103 (6 x 104) =
12. 6.5 x 106 (3x 108) =
13. 3.23 x 104 (4.59 x 10-4) =
14. 456,457,987,000 x 245,346,897,345,231 =
15. -101 x 100 =
Divide the following numbers. Try these without using the scientific notation function on your calculator!
16. 4 x 106 / 3 x 109 =
17. 5.43 x 106 / 5 x 1011 =
18. 34,456,678 / 543,456,890,000.001 =
19. 7.56 x 10-5 / 4.35 x 10-3 =
20. -5.6700001 / 3.46 x 10-4 =
Answers
1. 101 11. 3.0 x 108
2. -100 12. 1.95 x 1015
3. 3.45 x 102 13. 1.48 x 101
4. -7.98 x 103 14. 4.56 x 1011 (2.45 x 1014) = 1.11 x 1026
5. – 9.8 x 108 15. -10 or -101
6. 4.56 x 1014 16. 1.33 x 10-3
7. 5 x 10-1 17. 1.08 x 10-5
8. 4.56 x 10-2 18. 3.44 x 107 / 5.43 x 1011 = 6.33 x 10-5
9. -8.95 x 10-5 19. 1.73 x 10-2
10. 9.84 x 10-7 20. -5.67 x 100 / 3.46 x 10-4 = -1.63 x 10-4
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