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NumberSupport

Column addition and subtraction

A place value grid for lining up the digits, with a row for carrying. Addition first, then subtraction with exchanging, then no grid.

A free key stage 3 and GCSE support number lesson on column addition and subtraction, spec code N2. It has a lesson deck to teach from with a visualiser, a worksheet with answers, an exit ticket, an end of unit test and a method video.

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