Contexts and Integers
What integer can represent: 3 meters below sea level?
- 3
What is the opposite of 45?
- 45
What is the absolute value of -4 ?
4
Evaluate: | 34 |
34
What is the definition of an integer?
An integer is any whole number, positive, negative, and zero.
What integer represents: earning $45
45
What is the opposite of -32
32
What is the absolute value of 17?
17
14
What is the definition of a negative number?
A number that is less than zero, and to left of zero.
What integer represents: moving forward 3 spaces on a game board?
3
Juliana saved $30 for a new backpack. What is the opposite of the integer?
- 30
| -23 |
23
Evaluate. |34| - |-3|
31
What is the definition of a positive integer?
A number that is greater than zero and to the right of zero.
What does zero represent in this situation: gaining 5 pounds
Zero means not gaining or losing pounds
What is the opposite of the opposite of 41?
41
Explain how you know why | 10 | = 10?
I know the absolute value of 10 is 10 because 10 is 10 units from zero.
Kendra states the |-4| is -4. Explain why she is wrong?
What does absolute value describe?
Absolute value describes the distance of a number from zero n a number line.
What does zero mean in this situation: 15 meters above sea level
Zero means at sea level.
-20 and 20 are opposites because both integers are 20 units from 0.
Which melting point's absolute value is greater?
- 190
- 205
200
205
Teresa went to Target and spent $12 on school supplies. On her way back home, she bought three water bottles for $5. What is the difference between the amounts?
$7
What do opposite signs of numbers represent?
- opposite signs represent a positive or negative quantity
- opposite signs show where the numbers are in relation to 0