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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 asects of the task and its potential use. Here are the first few lines of the commentary for this task: Louis wants to give \\$15 to help kids who need school supplies. He also wants to buy a pair of shoes for \\$39. How much money will he have to save for ...

Subject:
Mathematics
Material Type:
Activity/Lab
Provider:
Illustrative Mathematics
Provider Set:
Illustrative Mathematics
Author:
Illustrative Mathematics
01/02/2013
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach second graders an overview of addition (sums to 100).

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach second graders an overview of mixed operations (numbers to 1,000).

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach third graders an overview of mixed operations.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach second graders about mixed operations: addition and subtraction i - word problems.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Rating
0.0 stars

In this assessment task, students compute problems that add and subtract 10s and 100s and explain their thinking.

Subject:
Mathematics
Material Type:
Activity/Lab
Provider:
Hawaii State Department of Education
Author:
Hawaii State Department of Education
02/26/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach second graders about adding and subtracting (numbers up to 20) - word problems.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach fourth graders about adding and subtracting fractions - word problems.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach fourth graders about adding 3 numbers - word problems.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Unrestricted Use
CC BY
Rating
0.0 stars

VIDEO 3 OF 3 - This video addresses NC standard 5.NF.1. It explains how to connect the use of models for addition/subtraction of fractions to the standard algorithm for adding/subtracting fractions.

Subject:
Mathematics
Material Type:
Activity/Lab
Diagram/Illustration
Reference Material
Teaching/Learning Strategy
Author:
Dawne Coker
06/26/2020
Unrestricted Use
CC BY
Rating
0.0 stars

VIDEO 2 OF 3 - This video addresses NC standard 5.NF.1. It explains strategies for making estimates when adding and subtracting fractions with unlike denominators. Strategies for making estimates before and after problems solving are provided.

Subject:
Mathematics
Material Type:
Activity/Lab
Diagram/Illustration
Reference Material
Teaching/Learning Strategy
Author:
Dawne Coker
06/26/2020
Unrestricted Use
CC BY
Rating
0.0 stars

VIDEO 1 OF 3 - This video addresses NC standard 5.NF.1. It explains WHY we create equivalent fractions when adding unlike denominators, and HOW to create equivalent fractions when adding unlike denominators.

Subject:
Mathematics
Material Type:
Demonstration
Diagram/Illustration
Reference Material
Author:
Dawne Coker
06/26/2020
Unrestricted Use
CC BY
Rating
0.0 stars

This brief video shows students how to enter a fraction into the TI-15 calculator and to add fractions. Students should access to a TI-15 calculator while viewing, This video may be embedded within Google Classroom.

Subject:
Mathematics
Material Type:
Activity/Lab
Diagram/Illustration
Interactive
Teaching/Learning Strategy
Author:
Dawne Coker
06/28/2020
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This is an interactive assessment and video designed to teach Adding and Subtracting (Numbers up to 20) - Word Problems to first graders.

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This short video and interactive assessment activity is designed to teach fourth graders about adding and subtracting terms (numbers to 100).

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Rating
0.0 stars

Students decompose numbers less than or equal to 10 into pairs in more than one way by using objects or drawings, and they will record each decomposition by a drawing or equation (e.g. 5= 2 + 3 and 5 = 4+1).

Subject:
Mathematics
Material Type:
Activity/Lab
Provider:
K-5 Math Teaching Resources
Author:
K-5 Math Teaching Resources
02/26/2019
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

Subject:
Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/06/2019
Unrestricted Use
CC BY
Rating
0.0 stars

The purpose of this task is to study some patterns in a small addition table. Each pattern identified persists for a larger table and if more time is available for this activity students should be encouraged to explore these patterns in larger tables.

Subject:
Mathematics
Material Type:
Activity/Lab
Provider:
Illustrative Mathematics
Provider Set:
Illustrative Mathematics
Author:
Illustrative Mathematics
08/15/2012
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This unit is to be used with second grade students to teach addition and subtraction strategies, or remediate with students needing extra practice.

Subject:
Mathematics
Material Type:
Unit of Study
Provider:
Michigan Virtual
Author:
Sarah Tracy
06/30/2016
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This course features a video review of addition up to the sum of ten for first graders.

Subject:
Mathematics
Material Type:
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math