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Secret agent Matt Mattics and his team must answer questions relating to complements--numbers that are added together to equal one hundred or one thousand--in order to stop Dr.

Secret agent Matt Mattics is challenged to answer questions involving the doubling and halving of double-digit numbers in order to thwart Dr.

Secret agent Matt Mattics and his team must use their knowledge of how to multiply and divide large numbers in order to keep the evil Dr.