Math: Multiple grades Ages 14-18 ● Media ready

Pre-algebra

Learn pre-algebra—all of the basic arithmetic and geometry skills needed for algebra.

15 units 86 lessons 10 videos 10 on CDN

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Unit 2 Factors and multiples

1 Factors and multiples Free 5 video(s) ● 3 Prime and composite numbers Free 2 video(s) ● 4 Prime factorization 🔒 Pro 3 video(s) ● 4 Systems of equations: Unit test 🔒 Pro

Unit 3 Patterns

1 Math patterns 🔒 Pro 2 Writing expressions 🔒 Pro 4 Number patterns 🔒 Pro

Unit 4 Ratios and rates

1 Intro to ratios 🔒 Pro 2 Visualize ratios 🔒 Pro 4 Equivalent ratios 🔒 Pro 6 Ratio application 🔒 Pro 8 Intro to rates 🔒 Pro

Unit 5 Percentages

1 Intro to percents 🔒 Pro 2 Visualize percents 🔒 Pro 4 Equivalent representations of percent problems 🔒 Pro 6 Percent problems 🔒 Pro 7 Percent word problems 🔒 Pro

Unit 6 Exponents intro and order of operations

1 Meaning of exponents 🔒 Pro 2 Powers of whole numbers 🔒 Pro 3 Powers of fractions and decimals 🔒 Pro 5 Order of operations introduction 🔒 Pro 6 More on order of operations 🔒 Pro

Unit 7 Variables & expressions

1 Parts of algebraic expressions 🔒 Pro 2 Substitution & evaluating expressions 🔒 Pro 3 Evaluating expressions with multiple variables 🔒 Pro 5 Expression value intuition 🔒 Pro 6 Evaluating expressions word problems 🔒 Pro 8 Writing algebraic expressions introduction 🔒 Pro 9 Writing basic algebraic expressions word problems 🔒 Pro 11 Distributive property with variables 🔒 Pro 12 Combining like terms 🔒 Pro 13 Equivalent expressions 🔒 Pro

Unit 8 Equations & inequalities introduction

1 Algebraic equations basics 🔒 Pro 2 One-step equations intuition 🔒 Pro 4 One-step addition & subtraction equations 🔒 Pro 5 One-step multiplication and division equations 🔒 Pro 7 Finding mistakes in one-step equations 🔒 Pro 8 One-step equation word problems 🔒 Pro 10 Intro to inequalities with variables 🔒 Pro 12 Dependent and independent variables 🔒 Pro 13 Analyzing relationships between variables 🔒 Pro

Unit 9 Percent & rational number word problems

1 Percent word problems 🔒 Pro 2 Rational number word problems 🔒 Pro

Unit 10 Proportional relationships

1 Rate problems with fractions 🔒 Pro 2 Constant of proportionality 🔒 Pro 4 Compare and interpret constants of proportionality 🔒 Pro 6 Identifying proportional relationships 🔒 Pro 7 Graphs of proportional relationships 🔒 Pro 9 Writing & solving proportions 🔒 Pro 10 Equations of proportional relationships 🔒 Pro

Unit 11 One-step and two-step equations & inequalities

1 Combining like terms 🔒 Pro 2 The distributive property & equivalent expressions 🔒 Pro 4 Interpreting linear expressions 🔒 Pro 6 Two-step equations intro 🔒 Pro 7 Two-step equations with decimals and fractions 🔒 Pro 8 Two-step equation word problems 🔒 Pro 10 One-step inequalities 🔒 Pro 11 Two-step inequalities 🔒 Pro

Unit 12 Roots, exponents, & scientific notation

1 Square roots & cube roots 🔒 Pro 3 Exponent properties intro 🔒 Pro 5 Negative exponents 🔒 Pro 6 Exponent properties (integer exponents) 🔒 Pro 8 Working with powers of 10 🔒 Pro 9 Scientific notation intro 🔒 Pro 11 Arithmetic with numbers in scientific notation 🔒 Pro 12 Scientific notation word problems 🔒 Pro

Unit 13 Multi-step equations

1 Equations with variables on both sides 🔒 Pro 2 Equations with parentheses 🔒 Pro 4 Number of solutions to equations 🔒 Pro 5 Equations word problems 🔒 Pro

Unit 14 Two-variable equations

1 Graphing proportional relationships 🔒 Pro 2 Solutions to linear equations 🔒 Pro 4 Intercepts 🔒 Pro 5 Slope 🔒 Pro 7 Intro to slope-intercept form 🔒 Pro 8 Graphing slope-intercept form 🔒 Pro 9 Writing slope-intercept equations 🔒 Pro

Unit 15 Functions and linear models

1 Functions 🔒 Pro 3 Linear models 🔒 Pro 5 Comparing linear functions 🔒 Pro 6 Constructing linear models for real-world relationships 🔒 Pro 8 Recognizing functions 🔒 Pro 9 Linear and nonlinear functions 🔒 Pro

Unit 16 Systems of equations

1 Intro to systems of equations 🔒 Pro 2 Systems of equations with graphing 🔒 Pro 3 Solving systems with substitution 🔒 Pro