Significant Figures Practice

Significant Figures Practice

Be certain to observe significant figures rules

Part I: Determine how many significant figures there are in each of the following:

1.

195.01

=

____________________

2.

0.00010

=

____________________

3.

998 870

=

____________________

4.

1.00 x 104

=

____________________

5.

5005.0

=

____________________

Part II: Convert each of the following to Scientific Notation

6.

0.00785

=

7.

1 007

=

8.

15 310.1

=

9. 35 006 700

=

10.

0.031700

=

____________________

____________________

____________________

____________________

____________________

Part III: Convert each of the following FROM Scientific Notation

11.

1.37 x 10-3

=

____________________

12.

2.9070 x 106

=

____________________

13.

7.500 x 103

=

____________________

-5

14.

4.301 x 10

=

____________________

15.

9.000 x 102

=

____________________

Part IV: Work the following addition and subtraction problems - again observing the

rules for working with significant figures.

16.

12.3 mm

3.51 mm

+ 123.47 mm

17.

200.761 grams

16.4 grams

+ 0.005 grams

18.

237.089 kgs

- 154.9 kgs

19.

10.01 meters

- 139.050 meters

Part V: Work the following multiplication and division problems, and watch those units!

20.

10.01 mm

x 17.300 mm

21.

0.175 meters

x 5.2 meters

22.

234.5 meters

¡Â 17.6 seconds

23.

18.39 dollars

¡Â 1.2 pounds

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