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High School: Number and Quantity

Matrix Multiplication

Directions: Using the digits 1-9, each only once, fill in the blanks to create the smallest possible value for a. Source: Bryan Anderson

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Rational Exponents

Directions: Using the digits 1 to 6, at most one time each, fill in the boxes make the greatest or least value. Extension: How close to 1 can you get? Source:  Erick Lee

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Multiply Complex Numbers

Directions:  Create two complex numbers (a + bi) such that the product of your numbers is 67. Each value of a, b must be non-zero. Source:  Chris Duran

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