Download Lesson 1-1 Note

Lesson 28.1
Note Taking Guide
Name:
Period:
E.Q.:
1. Write the definition for integers and list some examples:
2. Positive integers can be written with or without the positive (+) sign and
are greater than _____________.
3. Negative integers are written with a negative (-) sign and are less than
____________________.
4. What is the only integer that is not positive or negative?
5. What is the opposite of 23?
6. What is the opposite of – 15?
7. Draw a number line going from -5 to 5:
8. Name an integer to represent each situation:
a. a gain of 12 yds
b. 30° below zero
c. a deposit of $100
9. The ____________________ ______________ of an integer is its
distance from 0. It is always a positive value. The symbol for this is
Examples:
5 = absolute value of +5 =
-12
= absolute value of -12 =
Lesson 28.2
Note Taking Guide
Name:
Period:
E.Q.:
1. A __________________ _______________ is any number that can be
written as a fraction in the form a/b . This group of numbers includes whole
numbers, integers, and most decimals.
Examples:
2. Can you think of a number that is NOT rational?
3. Write each rational number as fraction (a/b):
a. 9 2/3
b. -0.71
c. 3.3
d. -5.18
4. Draw a Venn Diagram to show how whole numbers, integers, and rational
numbers are related:
5. Identify which set or sets each number belongs in:
a. 80
b. - 15/3
c. -9
6. Find a rational number between 2 ½ and 2 ¾ .
7. Find a rational number between -3.4 and -3.5.
8. Find a rational number between 7.6 and 7.54
Lesson 28.3
Note Taking Guide
Name:
Period:
E.Q.:
1. How do you change a fraction to a decimal?
2. When comparing and ordering decimals and fractions, you should change
all _____________________ to ___________________ first!
Examples: Compare using less than (<), greater than (>) or =
a. 2/5
0.2
b. 0.65
2
/3
c. 8.9
8 4 /5
3. Order these rational numbers from least to greatest:
a. 4.2; 2.4; 8/2; 2/5
b. 7/5; 2/3; 0.2; 0.8
4. When ordering negative numbers, remember that the negative number
with the largest _________________ ______________ (distance from
zero) will be the smallest in value.
Examples: Compare using <, > , or =
a. -8
-12
b. - 1/4
- 0.3
5. Order these rational numbers from least to greatest:
-5.6; -4.62; 2.34; -4.68
Lesson 28.4
Note Taking Guide
Name:
Period:
E.Q.:
1. Mr. Wittel, Mrs. Tucker, Mrs. Sokso, and Mr. Kreider emptied their piggy
banks. They found $7.50, $4.35, $5.00, and $10.00, but not necessarily in
that order. Mrs. Tucker has twice as much money as Mrs Sokso. Mr. Wittel
has an amount between Sokso’s and Tucker’s. Who has $4.35?
ROPES-
2. Use the following information to tell which numbers in the box are A, B,
C, D, and E.
*A is greater than D and
less than C
*A and D are opposites
*E is the greatest number
A=
B=
C=
D=
E=
-3.5
2½
0.43
4.3
0.43
3. Andre, Bethany, Caleb, and Destiny are comparing their starbucks
collections. Destiny has twice as many as Andre. Caleb has 5 fewer than
Bethany. Their collections consist of 15, 20, 25, and 30 starbucks. How
many starbucks does each student have?
15
20
25
30
A
Andre =
Bethany =
B
Caleb =
C
Destiny=
D
4. Sophia, Tyler, Carlos, and Felicia like to go fishing. On one day they each
caught a fish: a salmon, a tuna, a catfish, and a flounder. No one caught a
fish that begins with the same letter as his or her name. Neither boy
caught a salmon. Neither girl caught a tuna. One of the boys caught a
flounder. What kind of fish did each one catch?
Salmon Tuna
Sophia
Tyler
Carlos
Felicia
Catfish Flounder
Sophia =
Tyler =
Carlos =
Felicia =
5. Guess the secret number:
*The number is between 1 and 10
*If you divide the number by 2, the result is greater than 3.
*If you triple the number, the result is greater than 24.
What is the number? _____________