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Category Archives: Math Concepts
T-Tables and Equations from Graphs
Assignment: Equations from Line Graphs There are a few ways to determine the equation of a line when given the graph. With the knowledge we currently have, the easiest way would be to determine a few known points on the line, … Continue reading
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Graphing Equations
Assignment - 12-Graphing Linear Equations Assignment - 07-Functions and Graphs This lesson combines the idea from the last lesson, that an equation can fill a t-chart, with graphing, from the previous week. Take a look at the example below: The first step … Continue reading
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Patterns and Tables
Assignment 1: 11-Patterns and Tables Assignment 2: 06-Patterns and Equations We’ve had a bit of exposure to the idea of input output tables with rules. For example, if the rule is multiply by 2 and I input 3, then I do 3 … Continue reading
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Solving Inequalities
Assignment 1: 04-Solving Inequalities Assignment 2: 05-Solving Inequalities Practice Assignment 3: Solving Inequalities Word Problems Take a look at the expression below: 6x + 4 > 40 If you imagine that the greater than or equal to sign were just an equal sign, you could … Continue reading
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Graphing Inequalities
Assignment: 03-Graphing Inequalities We have previously been made familiar with inequalities in such ways as: 7 < 12 or 1/2 > 1/4 There are two new symbols we need to become familiar with. We know the first two, pay careful attention … Continue reading
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Two Step Equations
Assignment: 02-Two Step Equations Solving two step equations is the exact same concept as one step equations. For a review on one step equations, click here. Here is an example of a two step equation: 2x + 10 = 34 As I … Continue reading
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Converting Measurements with Ratios
10-Converting Measurements 2 This is something we do on a fairly regular basis. I need 3 feet of a certain material, but it’s only sold by the inch, how many inches do I need? To be able to do this, … Continue reading
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Finding Whole Given Part and Percent
08-Find Whole Given Part and Percent In previous lessons, we’ve learned how to find the percent of a number; say, if you scored 92% on a test with 50 questions, how many questions did you get correct? You end up … Continue reading
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Percent of a Number
07-Percent of a Number Finding percent of a number combines two skills that we already know: converting a percent to a decimal and multiplying decimals. If we want to take the problem, as below: 37% of 51 The first step is … Continue reading
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Fractions, Decimals, and Percents
06-Fractions_Decimals_Percents We are familiar with fractions. We are familiar with decimals. We are familiar with percents. This lesson is where we realize that fractions, decimals, and percents, are all the same thing: parts of a whole; and it is possible … Continue reading
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