Progression in Subtraction Children will need to have the following understanding of subtraction and they will be used at stage in the calculation policy:- Taking Away from a set. E.g. there are 5 children in a classroom and 2 children leave. How many –Removal are left? Finding the difference between two amounts. E.g. there are 3 children in 1 classroom and 5 in –Comparison another. How many more children are there in the second classroom? Part / whole Finding how many in a set fit a criteria E.g there are 5 cars, 3 are red and the rest are blue. – How many are blue? Inverse of addition. Stage 1
Progression in Subtraction Children will need to have the following understanding of subtraction and they will be used at stage in the calculation policy:- Taking Away –Removal from a set. E.g. there are 5 children in a classroom and 2 children leave. How many are left? Finding the difference –Comparison between two amounts. E.g. there are 3 children in 1 classroom and 5 in another. How many more children are there in the second classroom? Part / whole – Finding how many in a set fit a criteria E.g there are 5 cars, 3 are red and the rest are blue. How many are blue? Inverse of addition. Stage 1
MPS-Maths-Calculation-Policy-2014.docx