math power! m ath -f ebruary 8 pre-algebra (february 5,2010) 1.check homework skill 18 2.periods 5,...
TRANSCRIPT
MATH-FEBRUARY 8
Pre-Algebra (February 5,2010)1. Check Homework Skill 182. Periods 5, 6 and 8 check page
113 (12-35)-collect3. Simplify PP4. Balance Scales
-----------------------------------------Pre-Algebra February 8, 20101. Warm Up-see next
slide2. Using Balance Scales
Geometry February 5, 20101.Complete the PP for 7-1 and 7-22.7-2 Practice Worksheet
---------------------------------------------
Geometry February 8, 20101.Warm Up Practice Quiz2.Complete and check 7-2 Practice Worksheet3.Quiz 1-Chapter 7
Special Announcements:1.Pre-algebra Skill 19 due on Friday
2.Did you copy down your assignment?
3.Why is integrity important to possess?
WARM UP-PRE-ALGEBRA
Equations Stories and Solutions
For each problem below: define a variable, write an equation using the defined variable, and find the solution to the equation:
1. If Sam earns 45 more, he’ll have $52.
2. Penny has some money. After she pays $5 for her new kitten, she will have $27. How much money does she have now?
WARM UP-GEOMETRY (PRACTICE QUIZ 7-1 AND
7-2)Find the unknown side length. Round to the nearest tenth.
1. 2.
x x 12
8
1 9
Classify the triangle formed by the side lengths as right, acute, or obtuse.
3. 3, 4, 5 4. 9, 11, 21 5. 6, 6√ 3, 14
SET UP A CHART IN YOUR NOTEBOOKS THAT IS SIMILAR TO THE ONE BELOW:Balance Scale Equation and
SolutionSolving Action(s) Check
2x = 8
X + 2 = 5
X – 3 = 4
SET UP A CHART IN YOUR NOTEBOOKS THAT IS SIMILAR TO THE ONE BELOW:Balance Scale Equation and
SolutionSolving Action(s) Check
8 = x + 4
2x + 1 =5
3x – 1 = 2
SET UP A CHART IN YOUR NOTEBOOKS THAT IS SIMILAR TO THE ONE BELOW:Balance Scale Equation and
SolutionSolving Action(s) Check
5 = 4x -3
2x + 2 = -6
-7 = 3x – 1
MATH-FEBRUARY 9
Pre-Algebra (February 8,2010)1. Warm Up-see next slide2. Using Balance Scales
-----------------------------------------Pre-Algebra (February 9, 2010)1. As you enter, get a laptop
from the mobile lab. One for you and your partner to share. Do not turn them on until asked to do so.
2. Warm Up on equation stories.
3. Balance Scale problems as a class (see slide below)
4. Balance Scale worksheet.
Geometry February 8, 20101.Warm Up Practice Quiz2.Complete and check 7-2 Practice Worksheet3.Quiz 1-Chapter 7
---------------------------------------------Geometry (February 9, 2010)1.Warm Up-multiplying monomials and binomials2.Intro 7-3: Similar Right Triangles using a PP
Special Announcements:Homework Skill 19 due FRIDAY.
Have your written today’s assignment in your planner?
Integrity means that you are honest about your values and beliefs.
FYI
Expanding your horizons (for girls grades 6-12 can learn about technology careers)
Saturday, March 13 (8 am until 2 pm)
Northwest Middle School
For more info: www.atk.com/eyh
PRE-ALGEBRA WARM UP
For each problem: define the variable, write an equation and find the solution.
1. Kristy’s Dad makes 3 times as much per hour as she does. If he makes $48 per, how much per hour does Kristy make?
2. Some friends made $48 selling lemonade. If each friend makes $12, how many friends divided the money?
SET UP A CHART IN YOUR NOTEBOOKS THAT IS SIMILAR TO THE ONE BELOW:Balance Scale Equation and
SolutionSolving Action(s) Check
2x + 2 + 4 = 9
-6 + 3 = 4x +1
X + 4 = 2x - 2
WARM UP-PRE-ALGEBRA
Equations Stories and Solutions
For each problem below, write an equation and find the solution to the equations:
1. Kristy’s Dad makes 3 times as much per hour as she does. If he makes $48 per hour, how much per hour does Kristy Make?
2. Some friends made $48 selling lemonade. If each friend makes $12, how many friends divided the money?
MATH-FEBRUARY 10
Special Announcements:1.Pre-algebra Skill 18 due on Friday.
2.Did you copy down your assignment?
3.Talent Show on Thursday: Per 3=Gd. 9
Per 4=Gd. 8
Per 5=Gd. 7
Pre-Algebra (February 9, 2010)1. As you enter, get a laptop from the
mobile lab. One for you and your partner to share. Do not turn them on until asked to do so.
2. Warm Up on equation stories.3. Balance Scale problems as a class
(see slide below)4. Balance Scale worksheet.
------------------------------------------
Pre-AlgebraFebruary 10, 20101. Warm Up 2. Balance Scales # 2
Geometry (February 9, 2010)1.Warm Up-multiplying monomials and binomials2.Intro 7-3: Similar Right Triangles using a PP
----------------------------------------Geometry (February 10, 2010)1.Check Review sheet on radicals2.Intro multiplying monomials and binomials
MATH-FEBRUARY 11
Pre-AlgebraFebruary 10, 20101. Warm Up 2. Balance Scales # 2
------------------------------------------Pre-AlgebraFebruary 11, 20101. Warm Up: 3-42. Review Balance Scales3. Intro 3-4 4. Practice Quiz 3-2 and 3-4
Geometry (February 10, 2010)1. Check Review sheet on radicals2. Intro multiplying monomials and
binomials------------------------------------------------------
-
GeometryFebruary 11, 20101. Warm up2. Complete Review
worksheet on multiplying monomials and binomials
1. Pre-algebra Skill 19 due on Friday except for period 8. Period 8 checks homework today.
2. Did you copy down your assignment?
WARM UP
Solve each equation below (show your work in three steps: write the equation, show your work, write the answer)-
1. X + 3 =7 2. 3x = 42 3. 8 = 4 + b
4. 7x = 84 5. -13 = x – 4 6. -6 + x = 4
7. 8x = 192 8. ⅚ x = 10 9. x/2 = 4
MATH-FEBRUARY 12
Pre-AlgebraFebruary 11, 20101.Warm Up: 3-42.Review Balance Scales3.Intro 3-4 4.Practice Quiz 3-2 and 3-4
-----------------------------------------Pre-Algebra (February 12, 2010)1.Check Homework2.Warm Up-Solving one step equations3.Quiz 3-2 and 3-24.Grade Sheets5.Review Balance Scales
GeometryFebruary 11, 20101.Warm up2.Complete Review worksheet on multiplying monomials and binomials
---------------------------------------------
GeometryFebruary 12, 20101.Warm up-multiplying monomials and binomials2.Check Review worksheet
Special Announcements:1.Pre-algebra Skill 19 due today.
2.Did you copy down your assignment?
PRE-ALGEBRA WARM UP
Copy and solve each equation:
1. X + 4=17 2. x – 21 = 2 3. 3x = 54
4. -4 + x = 23 5. 3 + x = 22 6. = 10
7. ⅝ X = 31 8. 33 = 11 x 9. = 34
3x
3
2x