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Author Question: What strategy for computational estimation after adding or subtracting do you adjust to correct for ... (Read 59 times)

xclash

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Question 1

There are important things to remember when teaching the standard algorithm. Identify the statement that does not belong.
◦ Good choice in some situations.
◦ Require written record first.
◦ Require concrete models first.
◦ Explicit connections are made between concept and procedure.

Question 2

What strategy for computational estimation after adding or subtracting do you adjust to correct for digits or numbers that were ignored?
◦ Front-end.
◦ Rounding.
◦ Compatible numbers.
◦ Over and under.


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Marked as best answer by xclash on Feb 18, 2021

Andromeda18

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xclash

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Reply 2 on: Feb 18, 2021
Wow, this really help


Jossy

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Reply 3 on: Yesterday
:D TYSM

 

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