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This blog is for Miss Jovanovich's algebra and geometry classes to share ideas, ask questions, and reflect on what skills and topics we are studying. If we are lucky, we might even get a chance to connect with other students studying the same stuff.

by Nora B teacher: Tina Jovanovich


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Final Blog

Article posted June 7, 2012 at 02:29 PM GMT • comment • Reads 60

Hello people of the amazing planet we live on,

Sad to say, my freshman year is almost over. It's gone by very quick. I'm looking forward to new next year though, hopefully it will be as great as this year! We have been asked to write up some sort of list that gives freshman tips on their first year here at York High. In my case I'll just give you a list. So here we go :)

10 Tips for Freshman
1.ALWAYS do homework the night it is assigned.
2.DO NOT turn in homework late.
3.Actually study for tests and quizzes!!
4.Be nice to teachers-It does have it's advantages.
5.They give you a planner for a reason, USE IT.
6.Never be late to class.
7.If you have questions, ask!!
8.If you come in to high school attempting to start drama, upperclassman will eat you alive. Suggestion-don't do it.
9.Do not stand in the middle of the hallway to talk to someone. MOVE TO THE SIDE, Upperclassman will run you over.
10.Be nice to upperclassman-that also has it's advantages.
11.Try to have fun here. You will be here for 4 years.
12.And lastly, be nice to Ms. J. :) and suggestion (don't chew gum in her class).

That's all the tips I have to give to you freshies. Just be on your best behavior and have fun=http:// I wish you luck on your journey through York High School!

Yours truly,
Nora :)

Article posted June 7, 2012 at 02:29 PM GMT • comment • Reads 60



Runner's Jamboree

Article posted May 25, 2012 at 01:43 PM GMT • comment • Reads 27

Hello there!

In math class, we have been working on a graph project for our unit of graph interpretation. First we went through and split up the graph, then we wrote up an outline to make the graph more detailed and so we could understand the graph more. After that we wrote up scripts so that we can record a podcast and make up a story about a hurdles race based on the graph below. Enjoy!




Uploaded with ImageShack.us

I hope you enjoyed my project! And I hope you could follow along with the graph on the podcast. Comment if you wish.
Have an awesome day!
Nora

Podcast Play
Podcast Download

Article posted May 25, 2012 at 01:43 PM GMT • comment • Reads 27



Unit Conversion Problem

Article posted March 29, 2012 at 02:18 PM GMT • comment • Reads 35

Hey everyone!
So in math class we are working on unit conversions. For part of our homework we had to create our own problem. I thought I should share it with you!

I ran 82 miles in a week. How many hours per kilometer is this?

So for this problem it is a two step because you have to change miles to feet and week to hours. So will first start off with changing miles to kilometers. This is how it looks like. Since we want miles to reduce we want to put miles on the bottom and km on the top. Since 1000m goes into 1km. This is how it looks like
82miles 1km
-------× ------=
1 week 1000m

Now you want to multiply them

82miles 1km 82
-------× ------= -----
1 week 1000m 1000

Now that we have km taken care of we want to change weeks to hours.

82 km 1 week 1 day
----× -------×-------
1000w 7 days 24 hours

Now weeks reduce and days reduce so we now multiply

82 km 1 week 1 day 82 km
----× -------×-------= ---------
1000w 7 days 24 hours 168000 hours

We will now divide 82 and 168000 hours.

This equals 0.000488 hours per kilometer.



Article posted March 29, 2012 at 02:18 PM GMT • comment • Reads 35



The distributive property- Semester Exam Review

Article posted January 10, 2012 at 02:10 PM GMT • comment • Reads 51

Hey guys! This is sadly our last blog for my mid-term review!

The distributive property:

Problem: 3(x+4)
So the distributive properties main purpose is to make it break down problems to make it easier for you to understand what's actually happening to the equations. So first you want to multiply everything by three, just like so:
3(x)+3(4)
Now because you 3(x) does not equal anything other then 3x. We leave it as that. Now 3(4) you can multiply. Which equals 12. So our answer to our problem is left as:
3x+12.

Website:http://www.freemathhelp.com/distributive-property.html
This website has more detail on understanding how to do distributive property more.
And down below theses are practice problems.
http://www.algebra-class.com/distributive-property-practice.html

Please wish me luck on mid-terms!!!! I'll need it! Good luck to everyone else!!
Nora :)

Article posted January 10, 2012 at 02:10 PM GMT • comment • Reads 51



Combining like terms- Semester Exam Review

Article posted January 10, 2012 at 02:07 PM GMT • comment • Reads 35

Hey there!
Combining like terms:

Problem: 8s-3s+4k
First off, in any combining like terms problem you want to check to make sure that all the variables are grouped together for when your solving the problem a lot easier! For this problem we do not have to do that because all the variables are already in order. So we can just get straight off to the math. First we want to combined 8s-3s because the variables are both S. So 8-3 is 5. So our problem is now 5s+4k. Now we cannot add together 5s and 4k because the variables are not the same. So now our problem is finished and we leave it as 5s+4k.

Website:http://www.purplemath.com/modules/polydefs2.htm
Goes into more detail about combining like terms

One more blog and my semester exam review blogs are done :(
Oh well. Our last topic will be "the distributive property"
Have an awesome day!
Nora

Article posted January 10, 2012 at 02:07 PM GMT • comment • Reads 35



Translating sentences to/from expressions-Semester Exam Review

Article posted January 10, 2012 at 02:02 PM GMT • comment • Reads 35

Translating sentences to/from expressions-

Problem: Seven times the sum of a number and two.
We are going to be translating this sentence into an expression. So first off we know that the numbers involved are going to be 7, a number and two. Now first off the expression will begin with a 7 now 7 is times "the sum of a number and two" so that indicates that "a number and two" should be in parentheses. Our expression now looks like this:
7(n+2)
Now because there are no more numbers left over in our problem. This is how "Seven times the sum of a number and two." Looks written out.

Website: I have difficulties with translating sentences to/from expressions. This website help me a lot and went into more detail of how to help. http://www.math.com/school/subject2/lessons/S2U1L3GL.html

All for this topic!!
Nora

Article posted January 10, 2012 at 02:02 PM GMT • comment • Reads 35



Evaluating expressions- Semester Exam Review

Article posted January 10, 2012 at 02:00 PM GMT • comment • Reads 30

Hey everyone!

Evaluating expressions-

Problem: 3t-2u;
if t=3 and u=-6
For this problem you want to set it up with the numbers so it looks like this: 3(3)-2(-6).
So first off you want to multiply 3 by 3. Which equals 9. So now you want to multiply 2 by -6 and the equals -12. Now our problem looks like this.
9-(-12)
Now, all we have to do is subtract 9-(-12) and we get 21.

Website:http://www.math.com/school/subject2/lessons/S2U2L3GL.html
Website will go over evaluating expressions and help out on understanding more.

Nora

Article posted January 10, 2012 at 02:00 PM GMT • comment • Reads 30



Order of operations-Semester Exam Review

Article posted January 10, 2012 at 01:59 PM GMT • comment • Reads 36

Hey All!! Talking about order of operations today! As long as you follow PEMDAS and do your math correctly, you'll do great!!

Order of Operations-

Problem: -8+15/(-3)-2
Again, for this problem you are going to want to use PEMDAS. So your going to want to divide 15 by -3 which equals -5. Then your going to want to add -8 and -5 together and that is -13. This is what our problem looks like right now:
-13+-2=?
Now all we have to do is add -13 and -2 and we get -15!!

Website:This website has a good explanation of how to use PEMDAS
http://www.mathgoodies.com/lessons/vol7/order_operations.html

Next time: Evaluating expressions
Only 4 more to go!!
Nora :)

Article posted January 10, 2012 at 01:59 PM GMT • comment • Reads 36



Operations with Intergers-Semester Exam Review

Article posted January 10, 2012 at 01:55 PM GMT • comment • Reads 39

2 down!! 6 to go!

Today's Topic: Operations with Intergers

Problem: -5(4)+2(8)
For this problem you want to use PEMDAS. Which stands for parentheses, exponents, multiplication, division, addition and subtraction. Since this problem does not have parentheses or exponents we can go straight to multiplying -5 times 4, which equals -20. Then you multiply 2 times 8 which equals 16. Then you want to add -20 and 16. So our answer would be -4.

Website: This website just has practice to help you review
http://www.mathgoodies.com/lessons/vol5/operations.html

That's all!
Nora

Article posted January 10, 2012 at 01:55 PM GMT • comment • Reads 39



Comparing numbers - Semester Exam Review

Article posted January 10, 2012 at 01:51 PM GMT • comment • Reads 32

Hi everyone!
1 blog down. 7 More to go. Today, I will be going into comparing numbers. Which I believe is quite easy.

Comparing numbers or placing them on a number line-

Problem: 13/3>(-4.3)
For this problem you want to divide 13/3 because that turns it into a decimal like the one your comparing it to. Which makes it come out to 4.33. Which is bigger then -4.3.

Website:If you scroll down to the bottom of this website. It has a practice game that helps you practice comparing numbers.
http://www.aaamath.com/dec52_x2.htm#pgtp

That's all!
Next time I will go over Operations with integers!
Nora

Article posted January 10, 2012 at 01:51 PM GMT • comment • Reads 32



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