Directions: Use the numbers 1 through 9, at most one time each, to make each equation true. Source: Robert Kaplinsky

Read More »# Tag Archives: Robert Kaplinsky

## Creating Inequalities

Directions: Using the integers -4 to 4 at most one time each, create an inequality with solutions of x > 2/3. Source: Robert Kaplinsky

Read More »## Least / Greatest Inequality Values

Directions: What’s the solution that has the least / greatest value to the inequality 4x > 12? Source: Robert Kaplinsky

Read More »## Inequalities with Same Number of Solutions

Directions: Create two inequalities that have the same number of solutions. Source: Robert Kaplinsky

Read More »## Close to 1000

Directions: Arrange the digits 1-9 into three 3-digit whole numbers. Make the sum as close to 1000 as possible. Source: John Ulbright and Robert Kaplinsky

Read More »## Decimal Product Close To 50

Directions: Use the numbers 1 through 9 at most one time each so that the product is as close to 50 as possible. Source: Robert Kaplinsky

Read More »## Multiplying Decimals Given One

Directions: Use the numbers 1 through 9 at most one time each to make a true statement. Source: Robert Kaplinsky with help verifying the answer from Marcia and Rick Casterline

Read More »## Line of Reflections on Isosceles Triangles

Directions: How many ways can you determine the location of the line of reflection for isosceles triangle XYZ that maps Point X to Point Z? Source: Irvine Math Project, Nanette Johnson, and Robert Kaplinsky.

Read More »## Factoring Quadratics With Undefined C

Directions: Fill in the blanks by finding the largest and smallest integers that will make the quadratic expression factorable. Source: Robert Kaplinsky

Read More »## Maximizing Rectangular Prism Volume Versus Surface Area

Directions: What is the greatest volume you can make with a rectangular prism that has a surface area of 20 square units? Source: Robert Kaplinsky

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