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

Read More »## Prashant Saha

## Box Plots

Directions: Use the digits 1 to 9 at most once each, to fill in the blanks to represent a data set with: a.The smallest possible interquartile range, largest possible range, and that is skewed right b. An interquartile range greater than 5, range that is greater than 7, and that is skewed left Source: Kerri Swails and Mark Alvaro

Read More »## Ten Frame Challenge

Directions: I have a horizontal ten-frame that has some counters on it. One row of the frame is full and one is not. What is the largest number I could make? What is the smallest number I could make? Source: Elizabeth Brandenburg

Read More »## Pythagorean Inequality

Directions: Using the digits 1 through 6 at most one time each, fill in the boxes to find three side lengths that are two-digits each and form an acute triangle. Source: Samantha Cruz

Read More »## Area of Three Triangles

Directions: Use the integers 2 through 10, at most one time each, as lengths of individual sides to form three triangles. What is the smallest total area of the three triangles you can create? What is the largest? Source: Dan Wulf

Read More »## Area of a Triangle in the Coordinate Plane

Directions: Use the digits 0 to 9, at most one time each, to fill in ordered pairs for all three points, such that the area of Triangle ABC is closest to 6 square units. A ( ___, ___ ) B ( ___, ___ ) C ( ___, ___ ) Source: Henry Wadsworth

Read More »## Creating Sequences

Directions: Using the digits 0-9, at most one time each, complete the first three terms of the arithmetic and geometric sequences. What sequences result in the greatest sum of their second terms? (e.g. 3, 5, 7 and 2, 6, 18 would result in a sum of 5 + 6 = 11). What sequences result in the least sum of their …

Read More »## Derivative of e

Directions: Using the digits 1-6, at most one time each, create an exponential function of base e whose derivative at x = 3 is 2. Source: Christine Relleva

Read More »## Derivative of Trig Functions 1

Directions: Fill in the boxes below using the digits 1 to 9, at most one time each, to make as many possible solutions as you can. Source: Chris Luzniak

Read More »## L’Hospital’s Rule Exploration

Directions: Using the digits 1 to 9, at most one time each, create 3 different expressions such that their graphs contains any 2 of the 3 following criteria: 1) Horizontal Asymptote @ y = some positive rational number 2) Slant Asymptote with a slope such that: 1 < m ≤ 2 3) Two Vertical Asymptotes Source: Gregory L. Taylor, Ed.D.

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