Other
Nearpod: Addition & Subtraction Strategies
In this lesson, students will relate counting to addition and subtraction and will learn several strategies for solving addition and subtraction problems.
Other
Nearpod: Addition & Subtraction Equations
In this lesson on addition and subtraction equations, 1st graders will learn to identify the equal sign and will practice balancing equations.
Other
Nearpod: Addition & Subtraction: Winter Edition
In this lesson plan, 2nd graders will use keywords and the part-part-whole model to solve addition and subtraction word problems with 2-digit and 3-digit numbers.
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.
Other
Visnos: Addition & Subtraction Facts
Teaches addition and subtraction facts up to twenty using animated penguins. The penguins jump between two icebergs to show addition facts for the given total. For subtraction facts the penguins dive off the iceberg into the water below....
Math.com
Math.com: Equations and Inequalities: Addition & Subtraction Equations
Learners review how to solve algebraic equations using addition and subtraction. The tutorial consists of notes, examples, and practice exercises.
Khan Academy
Khan Academy: Addition & Subtraction: Find the Missing Value
Practice finding the missing value in an addition or subtraction equation involving negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
AAA Math
Aaa Math: Inverse Relationship of Addition & Subtraction
There is a great interactive problem set for students to practice the concept of the inverse property. This would be a great review before a unit on solving basic equations.
Khan Academy
Khan Academy: One Step Addition & Subtraction Equations
Practice solving equations in one step by adding or subtracting the same value from both sides. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Number Equations & Number Lines
Practice writing addition and subtraction equations to match number line diagrams. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
OER Commons
Oer Commons: Understanding Fractions & Decimals
Seventh graders use number lines to solve addition and subtraction problems involving positive and negative fractions and decimals.
Interactive Mathematics
Interactive Mathematics: Addition & Subtraction of Fractions
The addition and subtraction of algebraic expressions is presented with detailed examples and exercises for extra practice.
OER Commons
Oer Commons: The Effects of Positive & Negative Numbers
Seventh graders explore what happens to a hot air balloon when they add or remove units of weight or heat. This activity is an informal exploration of addition and subtraction with positive and negative integers.
Khan Academy
Khan Academy: Adding & Subtracting Negative Numbers
Practice solving addition and subtraction problems with integers (positive and negative numbers). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Scholastic
Scholastic: Study Jams! Math: Relate Adding, Subtracting
Watch a short video on the relationship between addition and subtraction then assess your knowledge with practice questions.
Khan Academy
Khan Academy: Graphically Add & Subtract Vectors
Analyze graphs that represent vector addition & subtraction. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: One Step Addition & Subtraction Equations: Fractions & Decimals
Practice solving equations in one step by adding or subtracting a number from both sides. These problems involve decimals and fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Place Value, Rounding & Algorithms for Add'n and Subtr'n
A guide to support parents as they work with their students in place value, rounding, and algorithms for addition and subtraction.
Khan Academy
Khan Academy: Adding & Subtracting Negative Numbers
Practice solving addition and subtraction problems with integers (positive and negative numbers).
Sophia Learning
Sophia: Significant Figures Addition & Subtraction
A guided lesson explaining how to add and subtract numbers expressing the answer with the appropriate number of significant digits.
Arcademics
Arcademics: Four Wheel Fracas
Multiplayer math game where four wheelers race by solving algebra one-step addition and subtraction problems.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Matrix Addition and Scalar Multiplication
Students learn about matrix addition and subtraction, and scalar multiplication. The tutorial consists of class notes, examples, and practice problems. Review exercises and a chapter quiz are included.
Khan Academy
Khan Academy: Add & Subtract Matrices
Find the matrix that is the result of the addition or subtraction of two given matrices.
Khan Academy
Khan Academy: Adding & Subtracting Matrices
Learn how to find the result of matrix addition and subtraction operations.