Tell whether the following three words mean positive or negative:
1. deposit
2. withdraw
3. debt
1. positive
2. negative
3. negative
100
The temperature at 6 AM was -3 degrees F. By 2 PM the temperature had risen by 16 degrees F. What was the temperature at 2 PM?
What is -3 + 16 = 13 degrees
200
Give an integer less than -3.
What is anything to the left of -3 on the number line (example -4, -7, -10...)
200
-12 + 18
What is 6
200
- 2 - (-6)
What is 4
200
Mrs. Vazquez's house is 37 feet high. The basement is 12 feet below the ground. How many feet tall is the house in all?
What is 49 feet.
200
The temperature at 6 AM was -1°F. By 2 PM the temperature has risen to 14°F. By how many degrees did the temperature increase during that time?
-1 + _____ = 14 15 degrees
300
Name two integers that add to zero
What is any zero pair (the same number of positives and negatives like 5 and -5, 14 and -14...)
300
22 + (-5)
What is 17
300
3 - (-18)
What is 21
300
Tell a story or situation where two numbers ADD to be zero
What is owing someone money then paying them back the amount, losing points in a game then getting the same amount of points back.
example: I owed my sister $5 and then paid her $5.
300
On July 16th Teshawns bank account was $100. The next time he looked it was $-75. How much did he withdraw to get that negative balance?
a. $30
b. $167
c. $195
d. $175
d
100 + ______ = -75
-175 or withdrew $175
400
Define the word integer.
What is any whole positive or negative number including zero.
400
-3.2 + (-0.3)
What is -3.5
400
-7 - 16
What is -23
400
Tell a story or situation that starts with negative 3 and shows a change of 9.
Use temperature, money, or points.
example: it was -3 degrees. It rose 9 degrees. Now it is 6 degrees.
400
The height of Jenna’s house from ground level to the top of the roof is 23 ft. The basement floor of his house is 8 ft below ground level. Jenna wrote this number sentence to find the distance between the roof and the basement floor:
23 - (-8) =
What is the distance from the top of the roof to the basement floor?
a) 31 feet
b) 15 feet
c) -15 feet
d) -31 feet
A. 31 feet
500
What is the smallest negative integer?
What is there is not one. The number line goes on forever and ever in both directions)
500
8 + (-5) + (-6)
What is -3
500
-1.9 - 0.6
What is -2.5
500
Tell a story or situation where it makes sense that your answer is negative.
Any story about money, temperature, points in a game.
(You CANNOT have negative bows, or cookies, or dogs etc.)
500
What are the three things you need to do as soon as you walk into math class?
Fill in your agenda and read objectives
Take out homework
do your math review or "do now"