Math123: Unit 1

Handouts

• Place Value Chart

• Lesson 1 -2  More or Less

Videos

• Rounding Numbers and Rounding Decimals - The Easy Way!

• Using Scientific Notation (3) 

• Application of Scientific Notation (3) 

• Multiplying and Dividing with Scientific Notation

Handouts

• Review of Percents

Videos

• Construction of Ratios

• Interpreting Ratios

• Part to Part vs Part to Whole

• Age Dependency Ratios

• Ratios in Graphs

• Practice: Ratios

Videos

• Understanding Powers of Ten

• Using Scientific Notation 

• Applications of Scientific Notation

• More Scientific Notation

• Per Capita

• Per Capita and Scaling

• Population Density

• Using Proportions 

• Practice: Sci Notation, Proportions, Per Capita

Videos

• Percents with Equations

• Percents over 100%

• Global Wealth with Graphs

Handouts

• Budgets

Videos

• Calculating Descriptive Statistics

• Life Expectancy and Measures of Central Tendency

• Skew from Graphs 

• Sub-Saharan Africa with Proportions

• Introduction to Weighted Averages 

• Weighted Averages with Percents

• More Weighted Averages

• Practice: Weighted Averages

• Practice: Descriptive Statistics