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Front-end estimation is a useful strategy. How do you use it with decimals or whole numbers?
I used to think a factor was… Now I know that a factor is…
Tanya rounded a fraction to 1/2. What fraction(s) could she have rounded? Why?
Jason said, “All numbers have an even number of factors.: “No, they don’t,” said Brad. “Some special numbers have an odd number of factors.” Why would Brad say that? What was he talking about?
Sasha said, “One is the smallest prime number.” Jeri said, “No, two is the smallest prime number.” Who do you agree with? Justify your choice.
This section of the ISN deals with rational and irrational numbers. The pages for this section are 38-45. Download Terminating and Recurring Decimals Terminating and recurring decimals are rational. Students sometimes get non-terminating and recurring decimals confused! … Continue Reading →