 # High School: Number and Quantity

## Properties of Exponents 4

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make an equation where the product’s exponent has the greatest possible value. Source: Robert Kaplinsky

## Properties of Exponents 3

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes twice to make an equation. You may reuse all the digits for each equation. Source: Robert Kaplinsky

## Multiplying Complex Numbers 2

Directions: Using the integers -9 to 9 at most one time each, fill in the boxes to make a real number product with the greatest possible value. Source: Robert Kaplinsky in Open Middle Math

## Multiplying Complex Numbers 1

Directions: Using the integers -9 to 9 at most one time each, fill in the boxes twice: once to make a positive real number product and once to make a negative real number product. You may reuse all the integers for each product. Source: Robert Kaplinsky in Open Middle Math

## Fractional Power to a Power

Directions: Using the digits 1 to 9 at most once, fill in the boxes to create a true statement. Source: Kate Nerdypoo

## Polar and Cartesian form of complex numbers

Directions: Use the digits 1- 9, at most one time each, to fill in the boxes so that the result is as close as possible to the number i. Source: David K Butler

Directions: Using any number between 0 and 9, fill in the boxes to create a true statement. You may only use a number once. Source: Bryan Anderson

## Rational Exponents 4

Directions: Using any number between 1 and 9, fill in the boxes to create a true statement. You may only use a number once. Source: Bryan Anderson