Addition of Fractions

This shows addition of fractions through the use of pictures.

Division of Fractions

This shows and helps to explain the division of fractions through pictures.

Justifying the IM rule

This again shows justification for division problems.

Explaining the IM rule

This helps to justify why a division problem is just the reciprocal.

Number Sets

This is a Ven diagram showing the number sets and how they are related.

Theortical and Experimental Probability

Measurement/Partitive Division

This demonstrates how to explain measurement and partitive division with the algorithm.