MathScore EduFighter is one of the best math games on the Internet today. You can start playing for free!

## Oklahoma Math Standards - Algebra I

MathScore aligns to the Oklahoma Math Standards for Algebra I. The standards appear below along with the MathScore topics that match. If you click on a topic name, you will see sample problems at varying degrees of difficulty that MathScore generated. When students use our program, the difficulty of the problems will automatically adapt based on individual performance, resulting in not only true differentiated instruction, but a challenging game-like experience.

View the Oklahoma Math Standards at other levels.

## Number Sense and Algebraic Operations

Standard 1 Number Sense and Algebraic Operations - The student will use expressions and equations to model number relationships.
1. Equations and Formulas
a. Translate word phrases and sentences into expressions and equations and vice versa. (Phrases to Algebraic Expressions , Algebraic Sentences 2 , Algebraic Sentences )
b. Solve literal equations involving several variables for one variable in terms of the others. (Two Variable Equations )
c. Use the formulas from measurable attributes of geometric models (perimeter, circumference, area and volume), science, and statistics to solve problems within an algebraic context. (Triangle Area 2 , Rectangular Solids 2 )
d. Solve two-step and three-step problems using concepts such as rules of exponents, rate, distance, ratio and proportion, and percent. (Purchases At Stores , Restaurant Bills , Commissions , Distance, Rate, and Time , Train Problems , Mixture Word Problems , Work Word Problems )
2. Expressions
a. Simplify and evaluate linear, absolute value, rational and radical expressions. (Variable Substitution , Absolute Value 1 , Absolute Value 2 , Simplifying Algebraic Expressions , Simplifying Algebraic Expressions 2 , Variable Substitution 2 , Exponents Of Fractional Bases , Negative Exponents Of Fractional Bases , Multiplying and Dividing Exponent Expressions , Exponent Rules For Fractions , Roots Of Exponential Expressions , Simplifying Radical Expressions , Adding and Subtracting Radical Expressions , Multiplying and Dividing Radical Expressions )
b. Simplify polynomials by adding, subtracting or multiplying. (Foil Method , Simplifying Algebraic Expressions )
c. Factor polynomial expressions. (Trinomial Factoring , Binomial Fraction Simplification , Polynomial Fraction Simplification )

## Relations and Functions

Standard 2 Relations and Functions - The student will use relations and functions to model number relationships.
1. Relations and Functions
a. Distinguish between linear and nonlinear data.
b. Distinguish between relations and functions.
c. Identify dependent and independent variables, domain and range. (Domain and Range , Independent and Dependent Variables )
d. Evaluate a function using tables, equations or graphs. (Linear Equations )
2. Linear Equations and Graphs
a. Solve linear equations by graphing or using properties of equality. (Linear Equations , Single Variable Equations , Single Variable Equations 2 , Single Variable Equations 3 )
b. Recognize the parent graph of the functions y = k, y = x, y = |x|, and predict the effects of transformations on the parent graph. (Determining Slope )
c. Slope
I. Calculate the slope of a line using a graph, an equation, two points or a set of data points.
II. Use the slope to differentiate between lines that are parallel, perpendicular, horizontal, or vertical.
III. Interpret the slope and intercepts within the context of everyday life (e.g., telephone charges based on base rate [y-intercept] plus rate per minute [slope]). (Determining Slope , Applied Linear Equations 2 )
d. Develop the equation of a line and graph linear relationships given the following: slope and y-intercept, slope and one point on the line, two points on the line, x-intercept and y-intercept, a set of data points. (Applied Linear Equations 1 )
e. Match equations to a graph, table, or situation and vice versa. (Determining Slope , Graphs to Linear Equations , Graphs to Linear Equations 2 )
3. Linear Inequalities and Graphs
a. Solve linear inequalities by graphing or using properties of inequalities. (Single Variable Inequalities )
b. Match inequalities (with 1 or 2 variables) to a graph, table, or situation and vice versa. (Graphs to Linear Inequalities , Single Variable Inequalities , Number Line Inequalities , Algebraic Sentences 2 )
4. Solve a system of linear equations by graphing, substitution or elimination. (System of Equations Substitution , System of Equations Addition , Age Problems )
5. Nonlinear Functions
a. Match exponential and quadratic functions to a table, graph or situation and vice versa. (Nonlinear Functions )

## Data Analysis, Probability and Statistics

Standard 3 Data Analysis, Probability and Statistics - The student will use data analysis, probability and statistics to formulate and justify predictions from a set of data.
1. Data Analysis
a. Translate from one representation of data to another and understand that the data can be represented using a variety of tables, graphs, or symbols and that different modes of representation often convey different messages.
b. Make valid inferences, predictions, and/or arguments based on data from graphs, tables, and charts.
c. Solve two-step and three-step problems using concepts such as probability and measures of central tendency. (Probability 2 , Object Picking Probability , Stem And Leaf Plots )
2. Collect data involving two variables and display on a scatter plot; interpret results using a linear model/equation and identify whether the model/equation is a line best fit for the data.