This week, in maths, we have been revising our knowledge of area and perimeter.

Using two identically sized rectangles, children put them together in different ways and calculated the perimeters and the area.

Notice how the two rectangles are connected in different ways. The area stays the same, the perimeter changes.

Then we overlapped the rectangles. This time, both the area and perimeter changed. They were both smaller. Can you see why?

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