NAME DATE PERIOD Lesson 7 Skills Practice - Weebly
NAME _____________________________________________ DATE __________________ PERIOD _________
Lesson 7 Skills Practice
Compute with Scientific Notation
Evaluate each expression. Express the result in scientific notation.
1. (5.8 ? 105)(6.4 ? 102)
3.712 ? 108
2. (3.92 ? 106)(2.2 ? 104)
8.624 ? 1010
3. -2.-95-2-?--10-6
3.6 ? 103
8.2 ? 102
4. -2.-05-2-?--10-7
5.4 ? 104
3.8 ? 102
5. (6.9 ? 107) + (2.12 ? 105)
6.9212 ? 107
6. (1.78 ? 104) + (5.35 ? 103)
2.315 ? 104
7. (8.4 ? 107) ? (6.3 ? 106)
7.77 ? 107
8. (9.62 ? 105) ? (2.58 ? 103)
9.5942 ? 105
Copyright ? The McGraw-Hill Companies, Inc. Permission is granted to reproduce for classroom use.
9. -6.-25-6-?--10-8
6.8 ? 104
9.2 ? 103
10. -2.-88-8-?--10-5
7.22 ? 102
4 ? 102
11. (3.68 ? 103)(2.4 ? 106)
8.832 ? 109
13. (6.78 ? 104) ? (4.13 ? 102)
6.7387 ? 104
12. (7.2 ? 107)(1.82 ? 102)
1.3104 ? 1010
14. -3.-02-4-?--10-6
4.8 ? 102
6.3 ? 103
15. (5.9 ? 108) + (2.6 ? 106)
5.926 ? 108
17. (8.33 ? 103) + (4.1 ? 105)
4.1833 ? 105
16
16. (3.45 ? 107)(1.68 ? 104)
5.796 ? 1011
18. (6.82 ? 105) ? (3.11 ? 104)
6.509 ? 105
Course 3 ? Chapter 1 Real Numbers
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