Investigate the relationship between the T-Total and the T-Number. Use grids of different sizes. Translate the T-Shapes to the different positions. Investigate

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09th January 2006

GCSE Mathematics Coursework

T-Totals

  • Investigate the relationship between the T-Total and the T-Number.
  • Use grids of different sizes. Translate the T-Shapes to the different positions. Investigate relationships between the T-Total, the T-Number and the grid sizes.
  • Use grids of different sizes again. Try other transformations and combinations of transformations. Investigate the relationships between the T-Total, the T-Number, the grid size and the transformations.

                                                          +5            +5            +5             +5    

5 x 20 = 100

 100 – 37 = 63

The difference between the T-Totals is 5 this makes the first part of the formula: 5T

To work out the second part takes the T-Number and multiplies by the difference.

 

5T - 63

The 50th Term is:

5 x 50 = 250

 250 - 63 = 187

To Test:

T-Number 30

5 x 30 = 150

150 – 87 = 63

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                                                +5                      +5                      +5                       +5

5 x 18 = 90

 90 – 34 = 56

5T – 56

 

The 50th Term is:

5 x 50 = 250

 250 - 56 = 194

To Test: 

T Number 30

5 x 30 = 150

150 ...

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