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| Arithmetic
| Fun
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Answer
One possible solution is
18(15 + 1 + 3) + 7 = 349
Are there any others?
What strategies did you use?
Did you use your head, paper or a calculator?
Or did you use all three?
Could a computer help solve this problem?
Would you improve if you practised solving problems like this?
How could a group of students efficiently work together on a problem like his?
Note to teacher: Doing this activity once with a class helps students develop strategies. It is only when they do this activity a second time that they will have the opportunity to practise those strategies. That is when the learning is consolidated. Click the button above to regenerate another version of this starter from random numbers.
The blue cards with numbers on can be dragged around the screen when considering different possibilities.