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Results tagged with primary-education
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user 470
For questions about the mathematical education in the first years in school (ages approx. 5-10).
3
votes
Method of Showing Algebraic Work
At my institution, your 2$^{nd}$ option is the standard in the algebra sequence. This was chosen for three reasons:
[Most convincing for me] Immediately before solving equations, students practice s …
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6
votes
Accepted
How to round numbers?
Suppose you measured a line segment with a metric ruler, but the ruler only had marks at whole numbers of centimeters:
With this lack of precision in your measuring instrument, the best you could say …
- 9,736
15
votes
Third Grade Question -- This makes no sense to me
Here are the two previous pages from those materials (a pre-publication version found with a Google search):
And here is the page containing the homework problem in question:
The intent no …
- 9,736
48
votes
Accepted
Future educators writing nonsense questions
You might try starting this kind of lesson with an assignment where you provide a list of different responses to the prompt "Write a variety of word problems which would require the student to multipl …
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4
votes
Concrete way to teach addition and subtraction of fractions
I like the cutting paper approach the best because it is cheap and easy, and it forces students to confront basic fractions by folding/cutting them out. But here’s another thought...
For you to demon …
- 9,736
5
votes
Arithmetic books for adults
You might check out the OpenStax Prealgebra text. It seems to have much of what you’re looking for.
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