Target Skills

I can add and subtract whole numbers with more than 4 digits

I can add and subtract numbers mentally with increasingly large numbers

I can use rounding to check answers to calculations and determine, in the context of a problem, levels of accuracy

I can solve addition and subtraction multi-step problems in contexts, deciding which operations and methods to use and why.

Web Links

http://www.harcourtschool.com/activity/elab2004/gr3/3.html

http://resources.woodlands.kent.sch.uk/maths/numberskills.html

http://downloads.bbc.co.uk/skillswise/maths/ma08addi/game/ma08addi-game-bargain-hunt-adding/maths_challenge.swf

http://www.bbc.co.uk/skillswise/game/ma08addi-game-conveyor-belt-addition

http://downloads.bbc.co.uk/skillswise/maths/ma08addi/game/ma08addi-game-addition-by-splitting/addition.swf

http://downloads.bbc.co.uk/skillswise/maths/ma09subt/game/ma09subt-game-conveyor-belt-subtraction/subtraction.swf

http://www.learnalberta.ca/content/me3us/flash/lessonLauncher.html?lesson=lessons/07/m3_07_00_x.swf

http://www.arcademics.com/games/ducky-race/ducky-race.html

http://mathszone.co.uk/count-and-understand/place-value-partitioning/base-10-blocks-subtraction-nvlm/

Resources