# X03 · Optional projects job

Share 72 cards among eight stations. Then give every station two extra cards. What is each station's final amount and the new total?

Use scrap paper or a private explanation. No purchase, household information or public performance.

## Adult teaching after an own try

### Answer

9 + 2 = 11 per station; 8 × 11 = 88 cards.

### Why

Distinguish a change in each group from a change in the total.

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