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Home / Plan, Teach and Assess / Planning / Maths Eyes / Browse by strand / Number / Pen pals

Pen pals

Image credit: John West

Prompts

How long ago do you think that stamps cost this much?

How much do stamps cost today?

How many times more expensive are stamps today than when this machine was in use?

What problems might you encounter if you tried to purchase stamps using this machine today?

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Maths in Schools: Teaching and Learning Resources to Support Mathematics is funded by the Australian Government Department of Education and managed by Education Services Australia.

We acknowledge Aboriginal and Torres Strait Islander peoples as the Traditional Custodians of Country throughout Australia and pay our respects to Elders past and present. We recognise their continuing connection and contribution to lands, waters, communities and learning.