Wednesday, July 8, 2020

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Addition and Subtraction of Significant Figures



The problems and examples in the video are arranged from basic to difficult 
from start to finish..


Practice Exercises:

Add and subtract the following numbers:

1.)0.0056 + 0.028 + 0.004                                  

     
2.) 953255 - 105300 - 200456


3.) 4.33 + 2.348 - 1.426                                 


4.) 68.34 - 42.5 + 2.0


5.) 2.934 - 1.20 + 1.75                                      
  

CHECK YOUR ANSWERS




Wednesday, June 24, 2020

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Rounding Off Significant Figures



The problems and examples in the video are arranged from basic to difficult 
from start to finish..


Practice Exercises:

Round off the following Significant Figures:

1.) 1752304 cm to 4 S.F.                                     

     
2.) 0.015670 m to 1 S.F.


3.) 238.5057 cm to 5 S.F.                                   


4.) 476,232.0 cm to 3 S.F.


5.) 24.0054 cm to 2 S.F.                                         
  

CHECK YOUR ANSWERS




Friday, June 19, 2020

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Solution to Absolute Value Exercises



Monday, June 15, 2020

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Finding Significant Figures



The problems and examples in the video are arranged from basic to difficult 
from start to finish..


Practice Exercises:

Give the significant figures of the following:

1.) 79753                                     

     
2.) 40008


3.) 0.0005700                                     


4.) 500000


5.) 90000.                                          
  

CHECK YOUR ANSWERS




Wednesday, June 10, 2020

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The Absolute Value of a Number



The problems and examples in the video are arranged from basic to difficult 
from start to finish..


Practice Exercises:

Give the absolute value of the following:

1.) | 20  +  30  - 40 |                                               

     
2.) | - 2 / 3   +   1 / 3 |


3.) - | (2) (5) - 15 |                                        


4.) | - 10 sqrt 5 |  +   |-5 sqrt 5 |


5.) - | 10 - 30 | + | (50 + 30) / 2 |                                               
  





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Division of Fractions



The problems and examples in the video are arranged from basic to difficult 
from start to finish..


Practice Exercises:

Divide the given fractions.

1.) 3 / 7   /   4 / 5                                               

     
2.) 6 / 15   /   9 / 20


3.) 4  2 / 3   /   3  4 / 7                                              


4.) 15  3 / 4   /   -6


5.) 4 / 5   /   2 / 4   /  1 / 3                                                 
  

CHECK YOUR ANSWERS




Thursday, June 4, 2020

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Converting Ax + By = C to y = mx + b



The problems and examples in the video are arranged from basic to difficult 
from start to finish..





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Converting y = mx + b to Ax + By = C



The problems and examples in the video are arranged from basic to difficult 
from start to finish..





Sunday, May 31, 2020

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Point Slope Form of the Equation of a Line



The problems and examples in the video are arranged from basic to difficult 
from start to finish..





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Slope Intercept Form



The problems and examples in the video are arranged from basic to difficult 
from start to finish..





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