Texas Education Agency
Texas Gateway: 3.2 Vector Addition and Subtraction: Graphical Methods
By the end of this section, you will be able to understand the rules of vector addition, subtraction, and multiplication and to apply graphical methods of vector addition and subtraction to determine the displacement of moving objects.
CK-12 Foundation
Ck 12: Inequalities With Addition and Subtraction of Fractions
[Free Registration/Login may be required to access all resource tools.] CK12: Inequalities with Addition and Subtraction of Fractions
Knowledge Share
Super Kids: Addition and Subtraction Worksheet Creator
Create your own addition/subtraction math facts worksheets. Use them in the classroom for practice or timed drills, or at home! Choose from two levels of difficulty, and vertical or horizontal equation format. You input minimum and...
OpenStax
Open Stax: Vector Addition and Subtraction: Graphical Methods
In this interactive site, students will begin to understand the rules of vector addition, subtraction, and multiplication and apply graphical methods of vector addition and subtraction to determine the displacement of moving objects.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Addition, Subtraction Within 200 With Word Problems to 100
A guide to support parents as they work with their students in addition and subtraction within 200 with word problems to 100.
Khan Academy
Khan Academy: Addition and Subtraction Word Problems 1
In this exercise, students practice addition and subtraction word problems 1. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Scholastic
Scholastic: Study Jams! Math: Addition and Subtraction: Without Regrouping
Solve word problems with addition and subtraction without regrouping. Then test your knowledge.
CK-12 Foundation
Ck 12: Elem Math: Addition, Subtraction, Multiplication, and Division of Lengths
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to solve word problems about length and distance that involve any of the four operations. Includes video demonstrating a...
Khan Academy
Khan Academy: Integer Addition and Subtraction With Substitution
In this exercise, students practice integer addition and subtraction with substitution. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Relate Addition and Subtraction
Practice seeing how addition and subtraction are related. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Comparing With Two Step Addition and Subtraction Word Problems
[Free Registration/Login may be required to access all resource tools.] The video is a 2 part word problem using addition and subtraction of 2-digit numbers. The video is followed by practice problems to assess student understanding of...
Primary Resources
Primary Resources: Addition and Subtraction Higher Numbers
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...
Primary Resources
Primary Resources: Basic Addition and Subtraction
An extensive collection of teacher resources to help in teaching and reviewing the concepts of basic addition and subtraction. There are many worksheets, activities, PowerPoint presentations, smartboard activities, Word, Excel, and pdf...
Student Achievement Partners
Illustrative Mathematics: Addition and Subtraction Fluency Set of Tasks [Pdf]
Students explore the relationship between addition and subtraction and develop an understanding of decomposing numbers in different ways in this first-grade lesson plan.
SMART Technologies
Smart: 65 Addition/subtraction Story Problems
Students may compare, join, separate numbers to solve these story problems. These are the tougher kinds of problems! There are also some of the more traditional, "easier" part/part/whole type of story problems here, as well.
Starfall
Starfall: Addition and Subtraction Strategies
This learning games focuses on addition and subtraction by filling in the missing number. At the end children can use the arrows on the computer to work a boy through a maze.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Number Pairs, Addition and Subtraction to 10
A guide to support parents as they work with their students in number pairs, addition and subtraction to 10.
E-learning for Kids
E Learning for Kids: Math: Llama Farm: Addition and Subtraction: Counting Forwards and Backwards
On this interactive site students learn to write 2-digit numbers, count forward and backward by tens and show subtraction facts.
Illustrative Mathematics
Illustrative Mathematics: 1.oa Link Cube Addition
This complete lesson plan has students answer word problems using addition and subtraction within 20.
Teachnology
Teachnology: Addition and Subtraction Teaching Theme
Addition and Subtraction Math Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media to support addition and subtraction skills.
Other
Nearpod: Addition & Subtraction Within 20
In this lesson on addition and subtraction within 20, 1st graders learn how to solve addition and subtraction story problems by finding clue words. Adding three addends is also taught in this lesson.
Scholastic
Scholastic: Study Jams! Math: Addition & Subtraction: Properties of Addition
Sing a song, practice step by step and assess your knowledge on the properties of addition with this interactive lesson.
Scholastic
Scholastic: Study Jams! Math: Addition and Subtraction: Additon With Regrouping
Solve problems step by step by addition with regrouping.
Khan Academy
Khan Academy: Addition Within 100
In this exercise, students practice addition within 100. Students receive immediate feedback and have the opportunity to watch a tutorial video get hints, and try questions repeatedly. CCSS.Math.Content.3.NBT.A.2 Fluently add and...
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