Teaching Videos

1, 10 and 100 less

1, 10 and 100 more

1, 10, 100 and 1,000 less

1, 10, 100 and 1,000 more

1, 10, 100 and 1,000 more/less

10, 100 and 1,000 more/less

4 by 1 digit multiplication

4 by 2 digit multiplication

Add decimals to make 1

Add decimals to make 10

Add decimals to make 11

Add decimals to make 12