1. lesson 1.notebook August 21, 2012
Assignment:
1-->Set 2 (all) - Due Tomorrow (8/22)
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2. lesson 1.notebook August 21, 2012
Lesson 1 Warm-Up (no calculator):
1) What is 50% of 50?
2) Danielle drives 60 mph for 2 hours. How far does she
travel in that time?
Simplify:
3) 5010 - 846
4) 780 (49)
5) 5075
25
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3. lesson 1.notebook August 21, 2012
Lesson 1:
*Number Line:
Origin
­10 ­9 ­8 ­7 ­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6 7 8 9 10
Negatives Positives
Integers - Positives, Negatives, & Zero
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4. lesson 1.notebook August 21, 2012
*counting numbers - {1, 2, 3, 4 ...}
*whole numbers - {0, 1, 2, 3, 4 ...}
*integers - { ... -3, -2, -1, 0, 1, 2, 3 ... }
*These are all considered SETS!
*absolute value - the distance between a number and zero on a
number line (the positiveness of a number)
|-6| = 6 |6| = 6
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5. lesson 1.notebook August 21, 2012
Examples (Lesson 1)
A) Arrange these integers in order from least to
greatest: -4, 3, 2, -1, 0
B) Which number in example "A" is an even number but
not a whole number?
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6. lesson 1.notebook August 21, 2012
C) Compare: -2 -4
D) Graph the numbers in the sequence on a number
line: ..., -4, -2, 0, 2, 4, ...
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7. lesson 1.notebook August 21, 2012
Simplify.
E) |-3| F) |3|
G) Write 2 numbers that are each ten units from zero.
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