Should illustrate the fact that after you highlight 13 you are done.
I agree.
]]>Question: do you have to continue marking the whole chart, or can you stop at some point?
I think it's a good teaching point to allow students to think about this themselves.
Bob
]]>Should illustrate the fact that after you highlight 13 you are done.
]]>That's a useful little activity that could be a helpful part of a lesson on primes.
Bob
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