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Zetamach

Operations

zetamac defaults · all four save to your tracker
  1. Add Addition ( – ) +( – )
  2. Sub SubtractionAddition problems in reverse
  3. Mul Multiplication ( – ) ×( – )
  4. Div DivisionMultiplication problems in reverse

Solve as many problems as you can. A correct answer is taken the moment you type it, with no Enter.

Length

Seconds left: 120 Score: 0
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