Free online educational resources
See the complete list of activities at the bottom of the page.
picture catalogue of all of my activities
Showing posts with label
problem solving [broken calculator] [3] [4] [plus minus]
.
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Showing posts with label
problem solving [broken calculator] [3] [4] [plus minus]
.
Show all posts
problem solving [broken calculator] [3] [4] [plus minus]
solving a broken calculator [3] [4] [plus minus]
1 =
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20 =
[News Flash]
Use the keys on this broken calculator to make the totals from 1 to 20. Try to use only the functions + and --. Record your answers in the table on the right hand side. To restart the activity just refresh the page.
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