Scientific Figures

Significant Figures/Scientific Notation
Question 1
How many evidentiary figures are in the undermentioned values?
a. 4.02 x 10-9
b. 0.008320
c. 6 x 105
d. 100.0

Question 2
How many significant figures are in the following values?
a. 1200.0
b. 8.00
c. 22.76 x 10-3
d. 731.2204

Question 3
Which value has more significant figures?
2.63 x 10-6 or 0.0000026

Question 4
Express 4,610,000 in scientific notation.
a. with 1 significant figure
b. with 2 significant figures
c. with 3 significant figures
d. with 5 significant figures

Question 5
Express 0.0003711 in scientific notation.
a. with 1 significant figure
b. with 2 significant figures
c. with 3 significant figures
d. with 4 significant figures

Question 6
commit the numeration with the correct number of significant digits.
22.81 + 2.2457

Question 7
accomplish the count with the correct number of significant digits.
815.991 x 324.



6

Question 8
finish the calculation with the correct number of significant digits.
3.2215 + 1.67 + 2.3

Question 9
Perform the calculation with the correct number of significant digits.
8.442 - 8.429

Question 10
Perform the calculation with the correct number of significant digits.
27/3.45

Answers
1. a. 3 b. 4 c. 1 d. 4
2. a. 5 b. 3 c. 4 d. 7
3. 2.63 x 10-6
4. a. 5 x 106 b. 4.5 x 106 c. 4.61 x 106 d. 4.6100 x 106
5. a. 4 x 10-4 b. 3.7 x 10-4 c. 3.71 x 10-4 d. 3.711 x 10-4
6. 25.06
7. 2.649 x 105
8. 7.2
9. 0.013
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