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Vocabulary: What is the reciprocal of -\frac{1}{5}?
Write only a number in simplest form.
Reasoning: Use a number line to explain why -15 ÷ 3 = -5.
Reasoning: Determine how many real square roots 49 has. Explain your answer.
Forty-nine has exactly one square root. Seven times seven equals 49.
Forty-nine has no square roots. No integer times itself equals 49.
Forty-nine has exactly two square roots. Seven times seven AND negative seven times negative seven equals 49.
Reflection: Math Success