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Word Problems

• Video: Age word problems
• Age word problems
• Arithmetic 1
• Arithmetic 2
• Video: Average word problems
• Average
• Video: Adding and subtracting number line problems
• Adding and Subtracting Decimals
• Conditional Statements and Truth Value
• Discount Tax and Tip
• Video: Systems of equations
• Systems of Equations

Cryptography

• Video: The Caesar cypher
• Caesar Cypher Decryption
• Caesar Cypher Encryption
• Caesar Cypher Frequency
• Video: Polyalphabetic cypher
• Vigenere Cypher Encryption

Test Prep. 1

• Video: Balancing chemical equations
• Balancing Chemical Equations
• Coin Flip Sequences
• Video: Converting Mixed Numbers and Improper fractions
• Converting Mixed Numbers and Improper fractions
• Composite Numbers
• Creating Bar Charts
• Estimation with Decimals
• Exploring Angle Pairs
• Expressing Ratios as fractions
• Video: Stoichiometry problem 1
• Video: Stoichiometry problem 2
• Ideal Stoichiometry
• Video: Limiting reagent Stoichiometry
• Limiting Reagent Stoichiometry
• Video: Least common divisor
• Least Common Multiple
• Conditional Statements
• Video: Decasteljau
• Decasteljau
• Identifying Points 1
• Identifying Points 2
• Linear Inequalities
• Logical Arguments, Decuctive Reasoning

Test Prep. 2

• New Definitions 1
• New Definitions 2
• Expressing Ratios as fractions
• Properties of Addition and Subtraction 1
• Properties of Addition and Subtraction 2
• Video: Reading bar charts basic example
• Reading Bar Charts 1
• Video: Reading bar charts comparing two sets of data
• Reading Bar Charts 2
• V ideo: Reading Bar Charts 3
• Reading Bar Charts 3
• Video: Reading pictographs
• Reading pictographs 1
• Reading Pictographs 2
• Video: Reading stem and leaf plots
• Reading Stem and Leaf Plots
• Reading Tables 1
• Reading Tables 2
• Segment Addition
• Volume with Unit Cubes 1
• Volume with Unit Cubes 2
• Weighted Average of Three Points