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The Last Digit
What is the last digit of 45456468? Explain your reasoning.
What is the last digit of 3897? Explain your reasoning.
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Extensions |
Investigate patterns in the digits of the exponentiation of other integer bases.
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Related External Resources |
Digits, squares, and cycles
Explore fascinating patterns that lurk among the digits of whole numbers.
Mayan adventure [ java applet ]
This is a multi-page java-based Mayan Adventure game. Explore Mayan Mathematics, the Mayan system of time keeping, and significant facts about Mayan culture & history, while deciphering up to 40% of all extant Mayan hieroglyphics.
Sequence of exercise
Two students decided to begin a new exercise program they agreed that they would jog 3 blocks farther each day. Determine how many days the students have been jogging.
Blankety-five squared
Blankety-Five Squared is a fun game that will teach you to square two-digit numbers that end in five.
Assorted problems
Assorted problems of the day from Highland Middle School.
 Submit your idea for an investigation to InterMath.
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