T-stair investigation.

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My first investigation was to move the T from left to right. Starting at the top, with 91.

As the T is moved across from left to right, the stair total has increased by 6 every time.  Left to right + 6.

My second investigation was to move the T form top to bottom. Starting form the number 91.

As this form of the T was moved from the top to the bottom, the stair total decreased by 60 each time. Top to bottom -60

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My third investigation was to move the T from left to right but as the form that is shown.                 Starting from 93.

As this reverse form of T is moved from left to right, the stair total has increased again by 6. Left to right +6

My fourth investigation was to move the T from the top to the bottom, using this form of T                  Starting from 93.

As this reverse form of T is moved from the top to the bottom, the stair total decreases again by 60. Top to ...

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