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Grade 5

CCSS Math Standard: 5.OA.3

Math Curiosity: A Pattern Packed Triangle

Pascal's pattern-packed triangle is a potent puzzle for pupils to ponder.

Analyzing Movies’ Success

So should we make another movie in this series?

Doubling Dollars

Say you have a dollar. Say you can double that dollar each day: $1, $2, $4, and so on. How long will it take to reach… one million dollars? Not as long as you might think!