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October 01, 2015 Warm up Warm Up! Q1 Classify -.45 Q2 Are all integers also rational numbers?
October 01, 2015
Warm up
Warm Up!Q1
Classify -.45
Q2Are all integers also rational numbers?
October 01, 2015
Agenda
• Word of the Day• Homework Check• Quiz• Cornell Notes• Activity• Homework Time• Summary
October 01, 2015
Word of the Day
Expression
A math phrase
3 + 5
Examples:
5x - 8
-4y/9 72 2
October 01, 2015
Homework Check!
1. -1 Integers2. 1/3 Rationals3. -4.8 Rationals6. -20/4 Integers7. 0 Whole8. -7.34 Rationals
pg. 20-21
11. Neg. Integer -412. Whole number 913. Pos. Real number 6.214. Shoe size - Rationals15. Number of siblings - Whole16. Temperature - Integers
October 01, 2015
Homework Check!
19. All integers rational numbers? Yes.
20. All neg. numbers are integers? No.
21. Every multiple of 3 is odd? No.
22. No neg. number is less than its absolute value? No.
pg. 20-21
47. |93/3| Natural, Whole, Integers, Rational
48. |-782| Natural, Whole, Integers, Rational
65. Are natural, whole, and integers also rational?Yes.
October 01, 2015
Learning����������� ������������������ Target����������� ������������������ 1����������� ������������������ Quiz
• You have about 10 minutes to take this quiz.
• It is 8 questions. • You may use your notes!• When you are finished, you may do
homework, read, or draw.
Good luck!
October 01, 2015
Overview of Unit 1
LT1: Students will be able to draw a number line, classify numbers, simplify absolute values, and determine square roots.
Algebraic Expressions
LT2: SWBAT read algebraic expression, use the Order of Operations, and use the properties of Algebra.
LT3: SWBAT classify variables, identify relations, and read scatter plots.
October 01, 2015
Cornell Notes!
What is an algebraic expression?
Algebraic ExpressionsYoda
Period 49/16/15
Set up your...
October 01, 2015
Variables
Variables are used when we don't know the real number or to hold the place of a number.
x + 6
k 823 g
October 01, 2015
Practice!Tell the person next to you what these say in words. Take turns!
1. 6t
2. 7 - r
3. w + 10
4. 5y - 8
5. x - y
6. 9d + 10p
October 01, 2015
Now let's go the other way!
Use words to write algebraic expressions.
What are some helpful words to remember?
Add Subtract Multiply Divide(this would be good in your notes!)
October 01, 2015
Now let's go the other way!
Use words to write algebraic expressions.
Try these with a partner!
1. two times some number
2. The difference of a number and 6
3. some number over 5
4. 19 and some number
Challenge! 7 times a number plus a different number
October 01, 2015
Homework!Book
Assignment #3
pg. 6-8
# 1-5, 11-14, 25, 26, 34, 36, 38, 48, 50, 53
Write this in your planners!
October 01, 2015
What is 3 times a number minus a different number?
Exit Ticket
Write this on a half sheet or post-it. Give it to me at the door.( )
October 01, 2015
