Illustrative Mathematics
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important aspects of the task and its...
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A-REI Basketball
"Overview: This task provides a simple but interesting and realistic context in which students are led to set up a rational equation (and a rational inequality) in one variable, and then solve that equation/inequality fo...
Boys and Girls, Variation 2
"Overview: This word problem has 10 possible solutions. Subject: Mathematics, Numbers and Operations Level: Lower Primary Grades: Grade 1 Material Type: Activity/Lab Author: Illustrative Mathematics Provider: Illustrati...
Carnival Tickets
"Overview: In this task, students can see that if the price level increases and peopleŐs incomes do not increase, they arenŐt able to purchase as many goods and services; in other words, their purchasing power decreases....
7.G Map distance
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
Cards and Independence
"Overview: This task lets students explore the concept of independence of events. There are two alternative ways of solving the problem. Subject: Mathematics Level: High School Grades: Grade 9, Grade 10, Grade 11, Grade...
A-REI An Extraneous Solution
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
Illustrative Mathematics Carbon 14 Dating, Variation 2
"Overview: This exploratory task requires the student to use a property of exponential functions in order to estimate how much Carbon 14 remains in a preserved plant after different amounts of time. Subject: Mathematics...
Boys and Girls, Variation 1
"Overview: Students use addition or subtraction to solve these types of word problems. Subject: Mathematics, Numbers and Operations Level: Lower Primary Grades: Grade 1 Material Type: Activity/Lab Author: Illustrative M...
7.G Designs
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
Carbon 14 Dating In Practice II
"Overview: This problem introduces the method used by scientists to date certain organic material. It is based not on the amount of the Carbon 14 isotope remaining in the sample but rather on the ratio of Carbon 14 to Ca...
A-REI, A-SSE, N-CN Vertex of a parabola with complex roots
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
Carbon 14 Dating In Practice I
"Overview: In the task ""Carbon 14 Dating'' the amount of Carbon 14 in a preserved plant is studied as time passes after the plant has died. In practice, however, scientists wish to determine when the plant died and, as...
7.G Cube Ninjas!
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
Carbon 14 Dating
"Overview: The task requires the student to use logarithms to solve an exponential equation in the realistic context of carbon dating, important in archaeology and geology, among other places. Students should be guided t...
A-REI, A-SSE, N-CN Vertex of a parabola with complex roots
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
Boxes and Cartons of Pencils
"Overview: This instructional task requires students to figure out word problems that require thinking in base 10. Subject: Mathematics, Numbers and Operations Level: Lower Primary Grades: Grade 2 Material Type: Activit...
Cantor Set
"Overview: The purpose of this task is to use finite geometric series to investigate an amazing mathematical object that might inspire students' curiosity. The Cantor Set is an example of a fractal. Subject: Mathematics...
Cantor Set
"Overview: The purpose of this task is to use finite geometric series to investigate an amazing mathematical object that might inspire students' curiosity. The Cantor Set is an example of a fractal. Subject: Mathematics...
7.G Circumference of a Circle
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...
7.G Circumference of a Circle
"Overview: This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that address...