To tell the calculator to do Addition, say “Addition” or “addition” or “plus” or “+” or “Plus”. For subtraction, do “Subtraction” or “subtraction” or “-“. For multiplication, do “x” or “Multiplication” or “*” or “multiplication”. For division, do “/“ or “division” or “Division” or “ ÷”. For squared, do “²” or “squared” or “Squared” or “Square” or “square”.
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