Rational Number Operations added.
Rational Numbers and the Order of Operations added.
Estimation added.
Profit and Loss updated.
Adding and Subtracting Algebraic Terms added.
Multiplying and Dividing with Algebraic Terms added.
Linear Equations updated.
Plotting Graphs of Non-Linear Data added.
Debugging Errors added.
Units of Measuring Length added.
Units of Measuring Area added.
Units of Measuring Volume and Capacity added.
Congruent Figures added.
Tessellations added.
Rational Numbers and the Order of Operations added.
Estimation added.
Profit and Loss updated.
Adding and Subtracting Algebraic Terms added.
Multiplying and Dividing with Algebraic Terms added.
Linear Equations updated.
Plotting Graphs of Non-Linear Data added.
Debugging Errors added.
Units of Measuring Length added.
Units of Measuring Area added.
Units of Measuring Volume and Capacity added.
Congruent Figures added.
Tessellations added.