zetamac-arith — PROD · auto

zetamac-arith / PROD · AUTO RLS SECURED

operations & ranges — true zetamac spec Checking auth…

+ Addition to + to − Subtractionaddition reverse × Multiplication to × to ÷ Divisionsmall divisor only (true zetamac) — e.g. 804 ÷ 12 = 67

duration:

negative -1 focus lock

NO ENTER NEEDED — auto accept correct, auto clear wrong. Empty Enter = skip -1. Division: divisor always 2-12, answer 2-100 (true zetamac).

SCORE: 0 — AUTO

120

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Correct auto-next, wrong auto-clear · Empty Enter skip -1 · R restart

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