Pre-algebra lessons

Whole numbers

  1. Whole numbers
  2. Place value
  3. Place value chart
  4. Reading and writing whole numbers
  5. Adding whole numbers
  6. Subtracting whole numbers
  7. Multiplying whole numbers
  8. Lattice method for multiplication
  9. Multiply using partial quotients
  10. Russian peasant multiplication
  11. Duplication algorithm for multiplication
  12. Dividing whole numbers
  13. Divide using repeated subtraction
  14. Divide using partial quotients
  15. Estimate quotients using multiples
  16. Use counters to find the quotient and remainder
  17. How to interpret the remainder
  18. Finding the average
  19. weighted mean
  20. Harmonic mean
  21. Even and odd numbers

Fractions

  1. Introduction to fractions
  2. Comparing fractions
  3. Adding fractions
  4. Adding mixed numbers
  5. Subtracting fractions
  6. Improper fractions
  7. Multiplying fractions
  8. Multiplying mixed numbers
  9. Dividing fractions
  10. Complex fractions
  11. How to estimate fractions

Decimals

  1. Introduction to decimals
  2. Decimals place value
  3. Writing decimals in words
  4. Comparing decimals 
  5. Rounding decimals
  6. Adding decimals
  7. Subtracting decimals
  8. Decimals to fractions
  9. Fractions to decimals
  10. Converting repeated decimals to fractions

Ratio and proportion

  1. Introduction to ratio and proportion
  2. Ratios
  3. Proportions
  4. Solving proportions
  5. Scale drawings
  6. Working together word problems
  7. What is the golden ratio?

Percentage

  1. Introduction to percents
  2. Meaning of percent
  3. Finding a percentage
  4. Formula for percentage
  5. Percent to decimal 
  6. Decimal to percent
  7. Percent of increase
  8. Percent of decrease
  9. Greatest possible error
  10. Calculate sales tax
  11. Simple interest
  12. Price discount
  13. Mortgage loans

Basic number properties

  1. Introduction to number property
  2. Commutative property
  3. Associative property
  4. Distributive property
  5. Properties of zero
  6. Identity property of multiplication
  7. Properties of equality
  8. Properties of inequality
  9. Density property

Rounding and estimating

  1. Introduction to rounding and estimating
  2. Rounding whole numbers
  3. Estimating a sum
  4. Front end estimation
  5. Compatible numbers
  6. Cluster estimation

Measurements

  1. Measurement benchmarks
  2. Metric measurement
  3. Metric conversion
  4. Metric conversion factor
  5. Conversion between metric units

Types of Graphs

  1. Types of graphs
  2. Bar graphs
  3. Double bar graphs
  4. Line graphs
  5. Circle graphs
  6. Scatter plots

Brain teasers

 Basic math puzzles

 Fun online math games
 A very interactive way to learn math and have fun at the same time.

 Basic mathematics games
 More interactive math games

 Cool math tricks
  Learn to solve arithmetic problems fast

Goal:

  • Learn to add, subtract, multiply and divide whole numbers, decimals, fractions.
  • Use proportion and percents to solve real life problems
  • Round and estimate numbers
  • Explore metric and customary units
  • Solve tricky arithmetic problems
  • Solve word problems
  • And more!



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