Directions: Using the integers −9 to 9 at most one time each, place an integer in each box to create a system of inequalities as well as an included and excluded point. Make the points as close together as possible. Source: Robert Kaplinsky

Read More »# High School: Algebra

## Systems of Inequalities 1

Directions: Using the integers −9 to 9 at most one time each, place an integer in each box to create a system of inequalities as well as an included and excluded point. Source: Robert Kaplinsky

Read More »## Systems of Equations 4

Directions: Using the integers −9 to 9 at most one time each, place an integer in each box to create a system of equations whose solution is as close to the origin as possible. Source: Robert Kaplinsky

Read More »## Systems of Equations 3

Directions: Using the integers −9 to 9 at most one time each, place an integer in each box to create a system of equations and its solution. Source: Robert Kaplinsky

Read More »## Adding Polynomials 1

Directions: Using the integers -9 to 9 at most one time each, place an integer in each box to make two expressions: one that has three or more terms and one that has fewer than three terms. You may reuse all the integers for each expression. Source: Robert Kaplinsky in Open Middle Math

Read More »## Adding Polynomials 2

Directions: Using the integers -9 to 9 at most one time each, place an integer in each box to create a polynomial with the least amount of terms. Source: Robert Kaplinsky in Open Middle Math

Read More »## Solving Equations In Two Variables

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes so x = y. Source: Arnav Gulati and Daniel Luevanos

Read More »## Writing Equivalent Polynomial Expressions

Directions: Use the digits 1-9, at most one time each, to create a true statement. Source: Andrew Stadel

Read More »## Compound Inequalities 2

Directions: Using the digits 1 to 9, at most one time each, make two compound inequalities that are equivalent to 2 ≤ x < 4. Source: Robert Kaplinsky

Read More »## Compound Inequalities 1

Directions: Using the digits 1 to 9, at most one time each, make a compound inequality that has the largest interval. Source: Robert Kaplinsky

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