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Showing posts with the label place value

A Plague Upon All Your Houses

I find Math to be an absolute headache in terms of resource management. There is never enough resources, occasionally too many, and they are often in bad repair. This is why my next few posts are about Math resources. Enjoy! As I teach in NZ and follow the Numeracy Projects, place value houses are a common material to work with. I printed mine off A4 size from http://www.nzmaths.co.nz/sites/default/files/Numeracy/2007matmas/Bk4/MM%204_11.pdf . Each 'house' was copied onto a different coloured paper, and then cut out and laminated. I didn't cut them out again after laminating, as it made it easier to punch a hole in the corner and thread a ring through (are they 'magazine' rings?).  My awesome set can now hang from the wall if there is space. No more scrunching up in the bottom of a drawer! They are also really quick and easy to unclip and use, then pack up again. I started off using a whiteboard pen to write the digits directly onto the laminated charts...

Place Value Charts

Its been a while since I last updated this blog, so I am going to do a bit of an 'idea vomit', as I have been stockpiling ideas and just haven't gotten around to getting them up online lately. In Math we have been looking at place value a fair bit lately, developing their number knowledge. We have been using a lot of concrete materials- beans, iceblock sticks, unifix cubes, money etc. I am now trying to link the more abstract with the concrete- using place value 'house charts', where the children need to image the materials and quickly tell me how many tens/ones are in a number. Quite frankly, my slow brain does not generate numbers fast enough. The poor thing finds it hard enough to make my body breathe, talk and eat, without generating random numbers for the children to computate. After a while I realised I was using the same digits over and over, and completely forgetting digits like '7'. Poor 7. In the interest of using completely random two digit num...