Bogalusa City Schools

Grade Level Expectations

   


Injection Molding

   

Grade 9
Mathematics

GLE 1

Identify and describe differences among natural numbers, whole numbers, integers, rational numbers, and irrational numbers

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GLE 2

Evaluate and write numerical expressions involving integer exponents

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GLE 3

Apply scientific notation to perform computations, solve problems, and write representations of numbers

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GLE 4

Distinguish between an exact and an approximate answer, and recognize errors introduced by the use of approximate numbers with technology

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GLE 5

Demonstrate computational fluency with all rational numbers (e.g., estimation, mental math, technology, paper/pencil)

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GLE 6
Simplify and perform basic operations on numerical expressions involving radicals
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GLE 7

Use proportional reasoning to model and solve real-life problems involving direct and inverse variation

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GLE 8

Use order of operations to simplify or rewrite variable expressions

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GLE 9

Model real-life situations using linear expressions, equations, and inequalities

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GLE 10
Identify independent and dependent variables in real-life relationships
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GLE 11
Use equivalent forms of equations and inequalities to solve real-life problems
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GLE 12

Evaluate polynomial expressions for given values of the variable

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GLE 13
Translate between the characteristics defining a line (i.e., slope, intercepts, points) and both its equation and graph
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GLE 14

Graph and interpret linear inequalities in one or two variables and systems of linear inequalities

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GLE 15

Translate among tabular, graphical, and algebraic representations of functions and real-life situations

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GLE 16
Interpret and solve systems of linear equations using graphing, substitution, elimination, with and without technology, and matrices using technology
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GLE 17
Distinguish between precision and accuracy
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GLE 18
Demonstrate and explain how the scale of a measuring instrument determines the precision of that instrument
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GLE 19
Use significant digits in computational problems
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GLE 20
Demonstrate and explain how relative measurement error is compounded when determining absolute error
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GLE 21

Determine appropriate units and scales to use when solving measurement problems

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GLE 22

Solve problems using indirect measurement

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GLE 23
Use coordinate methods to solve and interpret problems (e.g., slope as rate of change, intercept as initial value, intersection as common solution, midpoint as equidistant)
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GLE 24
Graph a line when the slope and a point or when two points are known
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GLE 25

Explain slope as a representation of “rate of change”

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GLE 26
Perform translations and line reflections on the coordinate plane
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GLE 27
Determine the most appropriate measure of central tendency for a set of data based on its distribution
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GLE 28

Identify trends in data and support conclusions by using distribution characteristics such as patterns, clusters, and outliers

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GLE 29

Create a scatter plot from a set of data and determine if the relationship is linear or nonlinear

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GLE 30
Use simulations to estimate probabilities
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GLE 31

Define probability in terms of sample spaces, outcomes, and events

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GLE 32
Compute probabilities using geometric models and basic counting techniques such as combinations and permutations
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GLE 33

Explain the relationship between the probability of an event occurring, and the odds of an event occurring and compute one given the other

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GLE 34
Follow and interpret processes expressed in flow charts
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GLE 35
Determine if a relation is a function and use appropriate function notation
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GLE 36
Identify the domain and range of functions
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GLE 37
Analyze real-life relationships that can be modeled by linear functions
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GLE 38
Identify and describe the characteristics of families of linear functions, with and without technology
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GLE 39

Compare and contrast linear functions algebraically in terms of their rates of change and intercepts

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GLE 40

Explain how the graph of a linear function changes as the coefficients or constants are changed in the function's symbolic representation

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The links above provide resources for PreKindergarten teachers of the Bogalusa City School System to help incorportate the GLEs and technology into their daily caasdfasdf

 

 

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