Illustrative Mathematics
Illustrative Mathematics: Multiplying Decimals by 10
The purpose of this task is to help students understand and explain why multiplying a decimal number by 10 shifts all the digits one place to the left. This understanding builds on work around place-value that students have done with...
Illustrative Mathematics
Illustrative Mathematics: Painting a Room
The purpose of this task is to provide young scholars with a situation in which it is natural for them to divide a unit fraction by a non-zero whole number. Determining the amount of paint that Kulani needs for each wall illustrates an...
Illustrative Mathematics
Illustrative Mathematics: 6.ns Movie Tickets
In this task, 6th graders are asked to compare the buying power of $20 in 1987 and 2012 with respect to the cost of movie tickets. Aligns with 6.NS.B.3.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Drinking Juice, Variation 3
In this task, 6th graders solve a fraction division problem by drawing a picture and/or using arithmetic. Aligns with 6.NS.A.1.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Drinking Juice, Variation 2
In this task, 6th graders solve a fraction division problem by drawing a picture and/or using arithmetic. Aligns with 6.NS.A.1.
Other
The Actuarial Foundation: Let's Go to the Mall! Explorations in Combinatorics
Let's Go to the Mall! is designed to help students understand the connection between various kinds of combinations (multiplication principle and choose numbers) and permutations.
Alabama Learning Exchange
Alex: To Scale or Not to Scale? That Is the Factor.
Students will learn to solve proportions and find missing sides of similar figures using the scale factor. This lesson is best taught before the concept of cross multiplication is developed. Not only will the student learn the process of...
Better Lesson
Better Lesson: Counting Clams a Tidal Flat Adventure
Mathematics has an important role in the real world outside of school. In this lesson plan, young scholars will learn how scientists use multiplication to estimate animal populations. Included in the lesson plan are a detailed plan,...
Better Lesson
Better Lesson: Associative Property With Manipulatives
Children need to understand why the mathematical properties work and how they are applied. In this instructional activity, we explore modeling and "proving" the associative property. In this instructional activity, we explore modeling...
Better Lesson
Better Lesson: Associative Property
Children need to understand why the mathematical properties work and how they are applied. In this lesson, we explore modeling and "proving" the associative property.
ArtsNow
Arts Now Learning: Operations and Algebraic Thinking With Music [Pdf]
Counting the number of beats in a common folk song, the students will use composition and classroom instruments to discover different combinations for accompaniment.