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Guess the Number

Compare values to find a mystery number by using the fewest number of guesses possible.

課題1

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

課題2

Describe your strategy for finding the mystery number.

課題3

Jose’s first guess was 3,400.  The feedback he received said, “The mystery number is greater than 3,400”.  Which would be a better second guess:  3,410 or 7,500?  Why do you think so?