This video will demonstrate how to add and subtract 2-digit numbers without crossing boundaries. It will show you how to do it using practical equipment and then how to transfer this into a drawing as well.
This video will demonstrate the practical method for solving multiplication.
This video will demonstrate adding and subtracting 2-digit numbers crossing boundaries. This will mean you will have to exchange. The video will show you how to do it using practical equipment and then show you how to do this in a drawing as well.
This video will demonstrate the practical method to explain division.
This video explains the difference between past and present tense. It also gives you a clue for what to look for when identifying the difference.