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Showing posts with label Adding and addition. Show all posts
Showing posts with label Adding and addition. Show all posts

Friday, 17 October 2014

Adding using tidy numbers with problems.

This week WALT: Solve addition problems by first adding a tidy number and then subtracting a small number to compensate.

This maths worksheet that I have to use has a different strategies like using a tidy number.
For example: 35+27=65-3=62
We are using bridges to add to get to the closest tidy number to 30.
In this worksheet I have learnt that some strategies can be easy to work out the answer on the maths worksheet.