# Unit: Finding the Unknown (Equations, Expressions and Proportions)

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### Unit Description

In this unit, students explore solving for the unknown. Students work through understanding how to solve equations and basic proportions. Students also explore evaluating and simplifying fractions.

### Lessons

 Unit Overview Resources: 2 test for unit. 1,978 Differentiate between Expressions and Equations Resources: 6 SWBAT differentiate between expressions and equations. SWBAT define and identify variables, coefficients and terms. 9,675 Translate Word Phrases Into Expressions/Equations Resources: 12 SWBAT Translate Word Phrases Into Expressions/Equations 40,676 Simplify Expressions/Combine Like Terms Resources: 5 SWBAT simplify expressions by combining like terms. 39,693 Evaluate Expressions Resources: 3 SWBAT evaluate expressions using substitution. 9,511 Solve One Step Addition/Subtraction Equations Resources: 2 SWBAT solve one step addition and subtraction equations. (SWBAT understand that adding or subtracting the same number from both sides of an equation results in an equivalent equation) 8,658 Solve One Step Multiplication/Division Equations Resources: 4 SWBAT solve one-step multiplication and division equations. 10,120 Define and Simplify Ratios and Express in Three Ways Resources: 4 SWBAT Define and Simplify Ratios and Express in Three Ways 3,114 Solve Proportions Resources: 2 SWBAT identify if two ratios are a proportion. SWBAT solve for the variable in a proportion. 4,249 Use Proportions to Solve Real World Problems Resources: 6 SWBAT solve proportions from word problems. 11,051 Use Proportion to Solve Scale Problems Resources: 1 Use a proportion to solve a scale problems 3,311 Use Proportion to Solve Measurement Conversion Problems Resources: 1 Convert measurements using proportions 8,131

### Unit Resources

 Unit.7.Notes.Lesson7a.docx 426 U8 L9 Finding the Unknown Review Equations Expressions Proportions 219 U8 L2 Finding the Unknown Writing Expressions Equations 224 E.T.Translate.Word.Phrases.docx 311 E.T.Combine.Like.Terms.Evaluate.Expressions.docx 471 U8.L2.Finding.the.Unknown.Writing.Expressions.Equations.docx 303 U8.L4.Finding.the.Unknown.One.Step.Add.Subtract.Equations.docx 284 U8.L5.Finding.the.Unknown.One.Step.Multiplication.Division.Equations.docx 321 U8.L6.Finding.the.Unknown.Ratios.Proportion.Intro.docx 314 U8.L7.Finding.the.Unknown.Proportions.Scale.Conversions.Unit.Rate.docx 420 U8.L9.Finding.the.Unknown.Review.Equations.Expressions.Proportions.docx 331