Cruz Math Stuff: 2007

Thursday, April 19, 2007

Earth Day Aprill 22nd: Kite Project instructions

This site is great in learning how to make different types of kites.
http://www.inquiry.net/outdoor/spring/kites/introduction.htm

Requirements:
You and only you will make a kite on Monday.
You can use only the materials below. You cannot bring a preassembled kite.
Your kite must be able to fly for 2 minutes.
You will not be able to get help from anyone on Monday.
On Tuesday, you will have 20 minutes to prep your kite for flight.
We will go outside and test your creation.
You will be required to write in you journal each day on how this project deals with the math lessons you have learned in class.

newspaper
string
sticks, depends on how you want your kite
glue, tape, or stapler
plastic, or ribbon to make a tail

Kite Project instructions

This site teaches you how to make a kite. It has different styles.
http://www.inquiry.net/outdoor/spring/kites/introduction.htm

Your kite must be able to fly for 2 minutes.
You and only you will make your kite in class on Monday.
You can only use the following supplies on Monday.

Newspaper
Sticks (any kind, from anywhere)
string
plastic or ribbon, for the tail
adhesive, glue, tape, or staples

FYI, in a week or two, you will make another kite that is not quadrilateral in shape.

Tuesday, March 27, 2007

New rule, new rule to STOP THE ABUSE

LET'S TRY TO LIMIT YOUR COMMENTS TO JUST 20 PER DAY.

THANK YOU,

BLOG WATCH DOG

Video tutorial Nutshellmath.com

This website has 1000's of different videos in order for you to get some tutorials. Just go to

www.nutshellmath.com

ID: Janelong2012@yahoo.com
password: 20122012

and then click measuring angles, angles, etc.

It is awesome!!!!!!!!!!!

Monday, February 19, 2007

Cruz daughters Riding a Roller Coaster

http://www.youtube.com/watch?v=mdGEBZeUnH8

so much fun.

Sunday, February 18, 2007

PERCENT CHANGE

TO FIND A PERCENT CHANGE

IN THE NUMERATOR PLACE THE CHANGE
IN THE DENOMINATOR PLACE THE ORIGINAL VALUE

CHANGE/ORIGINAL

DIVIDE AND CHANGE INTO A PERCENT

CHECK YOUR ANSWER WITH THIS WEB SITE:

http://www.newsengin.com/neFreeTools.nsf/a72f95a9c87b2eac862565af0057ad66/c5cdd119c8cff64f85256c00004be58c?SaveDocument

Thursday, February 08, 2007

Getting a percent of a number

25% of 500 is what.
.25 x 500 = X
125= X

or 25/100 x 500/1 =
1/4 x 500/1=
125/1
125

What percent of 75 is 15?
X x 75 = 15
75X = 15

(75X)/75 = 15/75
X = . ?

then change it to a percent

or

X/100 = 15/75

There you are Carla

Sunday, January 21, 2007

Thursday, January 18, 2007

Site help on Solving Equations

You wanted some help in solving some equations so here are some sites.

In www.webmath.com site, you can get lots of help.

this site actually solves the equation for you.
http://www.webmath.com/solver.html

Check journal entries by the students in Solving Linear Equations http://www.mathpower.com/tutorial.htm
Main website of www.math.com for Algebra (please use this site and the others below on the LINK sections

http://www.math.com/homeworkhelp/Algebra.html
Unit 5 help

Solving Addition and Subtraction Equations
http://www.math.com/school/subject2/lessons/S2U3L1GL.html

Solving Multiplication Equations
http://www.math.com/school/subject2/lessons/S2U3L2GL.html

Solving Division Equations
http://www.math.com/school/subject2/lessons/S2U3L3GL.html

Solving Inequalities
http://www.math.com/school/subject2/lessons/S2U3L4DP.html

Two step equations and inequalities
http://www.math.com/school/subject2/lessons/S2U3L6GL.html

Wednesday, January 17, 2007

HOUSTON ISD MAGNET HIGH SCHOOLS

http://www.houstonisd.org/HISDPortal/departments/IndexFront/0,3104,28991668_33761897,00.html

Magnet Programs
Listed below are program descriptions, locations, and phone numbers. As you explore the Magnet program offerings, keep in mind that academics are always the primary focus on all HISD campuses. You may apply to as many programs as you like.Test Requirements
Some high-school Magnet programs require testing. Parents should submit an application, call the school, and schedule a test before January 14, 2004, if applying to Engineering at Washington, Health Professions at DeBakey High School, or Foreign Language at Bellaire. Testing may be required for Carnegie Vanguard High School. Both Kashmere's Music and Fine Arts Academy and the High School for Performing and Visual Arts require an audition that will be scheduled by the school after the application has been received.
Aviation Sciences
Business Administration
Careers
Coalition of Essential Schools
Communications
Computer Technology
Engineering
Environmental Science
Foreign Languages
Health Professions
Hotel and Restaurant Management
Integrated Technology
International Studies
Landscape Design and Architecture
Law Enforcement and Criminal Justice (HSLECJ)
Leadership Academy
Math, Science, and Technology
Meteorology and Space Sciences
Modern Humanities
Music and Fine Arts
Performing and Visual Arts
Research and Technology
Science Institute
Teaching Professions
Technology Careers
Vanguard

Friday, January 12, 2007

Unit 4 - Variables and Relations

http://clear.houstonisd.org/clear1.4/unitDetail.do?parms=3

Grade 8 Mathematics Unit 4 - Variables and Relations Model Lessons: 14
Overview
Students will investigate patterns through various activities and in an array of formats. These patterns will lead to the development of vocabulary (term and sequence) in arithmetic sequences.
Key Concepts
Conjectures from patterns Graphing relationships
Building tables of values Determine rules for relationships
Write algebraic expressions Solving algebraic equations
Key Questions
Throughout the lessons there are prompt questions to activate thought on variables and relations.
Key Vocabulary
Independent variable Dependent variable Equation
Linear Non-linear Finite difference
Function rule Geometric sequence Term
Model Lessons
Unit Date Range: 00/00/0000 - 00/00/0000
Start
End
1. Sequencing
2. Generating Rules for Patterns
3. Geometric Sequences
4. Pascal's Triangles
5. Growing, Growing, Growing
6. Visual Patterns
7. Geometric Number Patterns
8. Algebraic Expressions
9. Balancing Equations
10. Balancing Equations
11. Solving Equations Concretely
12. Solving Equations
13. Solving Equations
14. Concentration