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Addition and Subtraction - Week 3

This week in maths we have been learning lots of strategies to help us with our mental maths skills.

We have used number lines. counting on and back to find the differences between two numbers.

 

In order to add together larger numbers we have used rounding and partitioning. Please have a look at some of our work below.

 

Here is an example of the formal written method we have been using

Here is an example of the formal written method we have been using 1
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