Questions tagged [common-core]

The Common Core State Standards in the United States of America

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Why is my 8th grade Algebra 1 tutoring student learning mean absolute deviation and standard deviation?

I’m tutoring an 8th grade student in Algebra 1, and he showed me that their class learned how to find standard deviation and mean absolute deviation using the following formulas: $SD=\sqrt{\...
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3 votes
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Implementing Standards for Mathematical Practice in CCSS(M) (Proficiency Education)

I use the CCSS(M) and proficiency education to assess students. Is it okay to repeat the standards here when assessing students for proficiency-based education? The idea of these standards in my ...
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Is There Such Thing as Reaching Half a Standard?

I like the Common Core State Standards for Math as they focus on objectives that students need to reach. However, some standards have way too many parts for them. For instance, the standard CCSS.MATH....
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8 votes
1 answer
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Will there ever be a revision of Common Core?

Although the implementation of curricula and assessments that align to the Common Core has been a slow roll-out across many states, the standards themselves are close to ten years old now. I don't ...
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9 votes
4 answers
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Is the constant term a coefficient?

I'm a baby boomer who was taught that the constant term of a polynomial is a coefficient, being the constant factor for the x^0 term. That's not what's taught today. Current text books are vague on ...
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3 votes
2 answers
574 views

why did common core remove so many topics from Algebra II?

I don't understand why common core: High School Algebra II (NYC, NY, USA) removed so many topics. I think these ideas are pretty important and useful (especially since a handful of these topics come ...
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11 votes
1 answer
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What do the Common Core Standards expect secondary students to learn about logarithms or the number $e$?

I've been looking through the Common Core State Standards (http://www.corestandards.org/Math/) and have been surprised to find very little reference to exponential functions and logarithms. ...
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3 votes
2 answers
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Common Core Question: What is included and excluded in high school mathematics?

I took pre-calculus in high school, and I did not get to learn about matrices, and conic sections, vectors law of sines and cosines, and etc. I took geometry as well and found that matrices were also ...
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  • 141
8 votes
1 answer
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The role of "area" in a Common-Core aligned high school classroom

Some background: I recall becoming much more adept at the concepts of area and measurement during high school geometry. However, as I scour the Common Core standards, "area" only shows up in high ...
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2 votes
0 answers
183 views

Core-Plus Mathematics: Similar Resources for grades 7-9

I'm looking for rich educational resources similar to core-plus mathematics, for grades 7, 8, and 9. Is there any such material?
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9 votes
5 answers
273 views

Primary/Elementary Math Resources for Homeschool

I'm a homeschool mom, my daughter is 7. She will be in second grade next year. I appreciate the different ways of doing math, rather than just stacking the numbers and adding/subtracting. I'm not sure ...
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20 votes
3 answers
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At what point is it a disservice to pass someone on to the next math class?

Background information I'm currently teaching common core geometry, which assumes that a student has algebraic knowledge coming in. Clearly, we shouldn't expect students to retain everything from ...
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3 votes
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Domain of an exponential function (US Common Core, High School Math)

I came across the question below on IXL.com. (I have reproduced it in its entirety. Given were 5 possible answers to choose from.) It strikes me that there is not one single correct answer for this ...
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3 votes
1 answer
207 views

Common Core Subtraction [closed]

I just read somewhere the question, "What was wrong with the old way?" That was followed by the statement that "Clearly the old way did not work". This was, I think, based on years of following what ...
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25 votes
4 answers
3k views

Common Core, threat or menace? Or maybe ok after all?

I have a background in math but no contact with secondary education or kids. I hear all sorts of stories ... horror stories mostly ... about the Common Core math curriculum in the USA. Then I hear ...
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10 votes
4 answers
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Problems sets for instruction

What resources are available for any grade level K- 12 that are aligned with the Common Core Mathematics Standards and Mathematical Practices that have sets of problems or problem banks that can be ...
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14 votes
3 answers
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According to Common Core standards, what math skills are beginning Kindergarteners supposed to have?

I remember looking once at what chikdren in Kindergarten were expected to know, and it was quite a bit. I have a young son, and would like to know: What is a Kindergartener expected to know about ...
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