Equations: Subtraction with 1 Variable
In this equation learning exercise, students solve a total of 10 subtraction equations with 1 variable. Reference web site given for additional activities.
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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
Understand that Equations Have One Solution Using a Pan Balance
If Rylee buys a shirt and a pair of jeans with 90 dollars and the shirt costs 22 dollars, how much do the jeans cost? How many solutions does this question have? Use the video to help your learners answer these questions by modeling an...
5 mins 5th - 7th Math CCSS: Designed
Solve Subtraction Problems: Using Number Line
Number lines are great visual tools that can be used to teach a wide range of math topics. The final video of this series models how to use number lines when solving subtraction problems using the counting up strategy. Pause the video...
4 mins 2nd - 4th Math CCSS: Designed
Understand Equations Using a Bar Model
When trying to figure out what 12 is multiplied by to reach 48, see with bar model the correct way to solve. Guess and checking is encouraged with this visual model of breaking the value into smaller pieces to discover the solution.
4 mins 5th - 7th Math CCSS: Designed
From Patterns of Input and Output to Algebraic Equations
Watch video clips titled, "Frog Hops Part I" and "Frog Hops Part II," then discuss patterns demonstrated in the videos. Learners will complete an algebraic expressions and equations handout and discuss the answers. They will be able to...
4th - 8th Math CCSS: Adaptable
Solve Subtraction Problems: Using Key Vocabulary
The first step to solving any word problem is understanding what the question is asking. The fourth video in this series discusses key terms associated with subtraction, modeling how to identify these phrases with multiple examples....
5 mins 2nd - 4th Math CCSS: Designed