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Math/Calc. Set 2 - Significant Figures in Calculations
How to round numbers correctly when you add, subtract, multiply, or divide numbers
16
Chemistry
Undergraduate 1
09/19/2013
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Cards

Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

0.000234567  ÷  0.04010  =  _______ 

 Definition
0.005850
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

12.3456  +  0.124  =  _______ 

 Definition
12.470
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

0.000666666  ÷  0.01210  =  _______ 

 Definition
0.05510
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

234.567  +  1.23  =  _______ 

Definition
235.80
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

6.25 - 5.55  =  _______ 

 Definition
0.70
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

0.00055555  ÷  0.03020  =  _______ 

 Definition
0.01840
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

345.6787  +  4.211  =  _______ 

 Definition
349.890
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

6.25 + 5.55  =  _______ 

 Definition
11.80
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

0.000666666  ÷  0.0230  =  _______ 

 Definition
0.0290
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

7.65 - 6.75  =  _______ 

 Definition
0.90
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

8.35 + 7.55  =  _______ 

 Definition
15.90
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

654.328  +  2.47  =  _______ 

 Definition
656.80
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

8.35 - 7.55  =  _______ 

 Definition
0.80
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

9.25 + 8.45  =  _______ 

 Definition
17.70
Term

 Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

7.65 + 6.75  =  _______ 

 Definition
14.40
Term

Perform the following calculation and express the answer as an ordinary number.  Be sure to round off the answer correctly and to the proper number of significant figures.  Do not use scientific (exponential) notation.

  

9.25 - 8.45  =  _______ 

 Definition
0.80
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