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One-Step Equations-Addition and Subtraction




 


Videos to help Grade 6 students learn how to solve one-step equations by relating an equation to a diagram and check to determine if their solution makes the equation true

New York State Common Core Math Module 4, Grade 6, Lesson 26

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Lesson Plans and Worksheets for Grade 6

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More Lessons for Grade 6

Common Core For Grade 6

Lesson 26 Student Outcomes

Students solve one-step equations by relating an equation to a diagram.
Students check to determine if their solution makes the equation true.

Exercise 1

Solve each equation. Use both tape diagrams and algebraic methods for each problem. Use substitution to check your answers.
a. b + 9 = 15
b. 12 = 8 + c

Exercise 2

Given the equation d - 5 = 7:

a. Demonstrate how to solve the equation using tape diagrams.
b. Demonstrate how to solve the equation algebraically.
c. Check your answer.

Exercise 3

Solve each problem and show your work. You may choose which method (tape diagrams or algebraically) you prefer.
Check your answers after solving each problem.

a. e + 12 = 20
b. f - 15 = 15
c. g - 8 = 9







Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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