I get 

separation distance = (636-2(22)-2(32))/5 = 105.6 cm

So first center starts at 22+32 = 54 cm and each center is separated by 
105.6 cm

#1 54
#2 159.6
....

check the math

-- Mark
On Sunday, November 11, 2018 at 6:01:06 AM UTC-8, @TiddlyTweeter wrote:
>
> I have a problem. I'm crap at math.
>
> The problem is to calculate the "hanging points" for 6 paintings.
>
> These are the inputs ....
>
> - the wall is 636 centimeters long;
>
> - the offset of the edge of first and last frames is 22 cm from the start 
> of the wall (left) and end of the wall (right). 
>
> - the frames of each of the six paintings is 64 cm wide. 
>
> What is the calculation that will give me the list of "mid-points" (the 
> painting's lateral centres) such that I can equally space the paintings? 
> (Practically I need the measure of the centre-to-centre distance of the 
> paintings within the specified length, taking into account the offsets.)
>
> That is the first part, to get the math. 
>
>
> *The second part is which math plugins for TiddlyWiki can do this simply?*
>
> Best Sunday wishes
> Josiah
>

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