1. Grade Eight – Algebra I - Unit 3
Mathematics
Grade Eight – Algebra I - Unit 3
Algebra 1 - Unit 1
Algebra 1 - Unit 2
Algebra 1 - Unit 3
Content Vocabulary:
Cross products
Equivalent equations
Identity
Inverse operations
Literal equations
Percent error
Percent change
Principal square root
Proportion
Pythagorean Theorem
Rate
Ratio
Similar figure
Solution of an equation
Solving Equations
Solving Equations
Rational Numbers
Content Vocabulary
Essential Understandings:
Algebraic Reasoning: Patterns and Functions-
solve two-step equations and equations with variables on both sides
use the Distributive Property to collect like terms and solve equations
Numerical and Proportional Reasoning-
use deductive reasoning
identify equations that are identities or have no solution
find ratios and rates; solve proportions and use proportions to solve
everyday problems
find missing measures of similar figures; measure indirectly using
similar figures
define a variable in terms of another variable
model distance-rate-time problems
find percent of change and percent error
find square roots and estimate using square roots; solve problems
using the Pythagorean Theorem