In this subtraction instructional activity, students problem solve twenty five subtraction equations while showing each step of their work as they go.
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Solving Basic Equations Part Two
Some equations require inverses of multiplication and division. Solving equations use inverse operations to isolate the variable. The video shows how to solve one-step equations involving multiplication and division and works several...
10 mins 6th - 9th Math CCSS: Adaptable
Study Jams! Addition & Subtraction Equations
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
5th - 7th Math CCSS: Adaptable
Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
1st - 4th Math CCSS: Adaptable
Mental Math for Addition and Subtraction Equations: Marble Bag Collector
Don't lose your marbles as your learn about addition and subtraction equations. Pupils investigate the relationship between addition and subtraction by using an interactive. They drag different color marbles into a box and identify the...
6th - 7th Math CCSS: Designed
Write and Solve Subtraction Equations Using a Bar Model
Subtraction means take away, but the bar model shows how subtraction relates to addition. The bar model organizes the parts of an equation into a visual model. Using fact families, your mathematicians will be able to organize the...
6 mins 5th - 7th Math CCSS: Designed