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Instructions for Pupils
1. Watch the 
to see a strategy for counting quicker.
2. Click 
to begin.
3. On each 
you will trade loose 1s for 10s. Make sure to count twice!
4. After trading your loose 1s for 10s, count the total number and 
your answer.
5. Double-check your work!
6. Click the 
to turn in.
