OK, I got it together with: https://evanbalster.com/tiddlywiki/formulas.html <https://www.google.com/url?q=https%3A%2F%2Fevanbalster.com%2Ftiddlywiki%2Fformulas.html&sa=D&sntz=1&usg=AFQjCNFVx3tbZHBO1f6OD6SOaOBolcbF4Q> and https://tid.li/tw5/plugins.html#%24%3A%2Fplugins%2Ftelmiger%2Frpn
Like this: <$set name="test" value="(= sum([all[]get[value]]) =)"> <$macrocall $name="rpn" a=<<test>> b=1 operation="*" decimals="0" precision="p" locale="st"/>€ Thanks all for the great support :-) -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/310ad2a7-9356-4a14-ae05-b7578b895089%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

