Maths links for this week

This week in Maths we will be looking at rounding numbers. These games are useful.

http://weddell.sqweebs.com/rounding/nearest10.swf

http://weddell.sqweebs.com/rounding/nearest100.swf

We will also be looking at adding and taking away. Have a go at this link:

Can you find the difference between these numbers?
http://weddell.sqweebs.com/mental/2%20digit%20difference.swf

Can you add the bricks to get to the top of the wall?
http://www.primaryresources.co.uk/online/bricks2.swf