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BiDMAS

BiDMAS

sample Q from each layer

teach-learn questions

 

 

 

 

 

layer

1

2

3

4

5

6

practise-learn worksheets

 

 

print hints

d/s 2pp

d/s 2pp

d/s 2pp

d/s 2pp

d/s 2pp

d/s 1pp

see How to ... download a practise-learn pdf worksheet from learning resources if you are not sure how to download a document

NC information

National curriculum code and descriptions (partially) covered by the layers.

N3 use conventional notation for priority of operations, including brackets, powers, roots and reciprocals.

N6 use positive integer powers and associated real roots (square, cube and higher), recognise powers of 2, 3, 4, 5 estimate powers and roots of any given positive number

N7 calculate with roots, and with integer indices