Big and Small Numbers

Handling Negative Numbers

Fundamental Operations on Integers

Doing Calculations

Using Inequalities (less than, greater than)

Using Exponents

Factors and Multiples

Ratios and Proportions

Fractions and Percents

Rational and Irrational Numbers

How to Estimate Answers

  • Introduction to Estimation
  • Estimation Tips and Tricks
  • Visual Estimation
  • Estimation Games

Some Examples Using Pre-Algebra
Here are some subjects where you can use your new skills:

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