Vocabulary
What is a synonym for opposite number?
Additive Inverse
Compute the sum:
-5+(-1)=
-5+(-11)= -6
Calculate the product:
(-5)(-2)=
(-5)(-2)=10
The temperature on February 2nd in Lake City was 14 degrees Fahrenheit. The temperature in Ellenville the same day was 6 degrees below Fahrenheit. How much warmer was it in Lake City than in Ellenville?
20 degrees Fahrenheit
Evaluate the expression. Show your work.
-2-28÷4
-2-28÷4
-2-7
-9
Fill in the blank:
_______________ is 0 or a positive complete number.
Whole number
Calculate the sum:
-9+7=
-9+7= -2
Evaluate:
-15/5
-15/5=-3
A dolphin was swimming 7 meters below the surface of the ocean. It located a squid and doe down 4 more meters to eat it. What is the location of the dolphin now relative to the surface?
Evaluate the expression:
-4x(-3)÷2
-4x(-3)÷2
12÷2
6
Identify the integers given the list below.
1/2 1 -0.8 -7 0
1, -7, 0
Subtract -9 from 10.
We will write this question on the board together.
10-(-9)=19
Calculate the product of -10 and 12.
(-10)(12)= -120
Clara and her family are vacationing in the Netherlands. They began a tour of the North Sea coastline at an elevation of -8 feet. By the end of the tour, their elevation had increased by 5 feet. What was their elevation at the end of the tour?
The current elevation is -3 feet.
Evaluate the expression:
1-9+9x2
1-9+9x2
1-9+18
-8+18
10
Explain the difference between a whole number and an integer.
Integers can be negative numbers. Whole numbers cannot be negative.
Subtract 7 from -3.
We will write this question on the board together.
-3-7= -10
Divide -28 by -7.
-28/(-7)= 4
At the beginning of a science experiment, the temperature of Darnell's saltwater solution was -2 degrees Celsius. During the experiment, the final temperature was 5 degrees below Celsius.
What is the temperature change?
The temperature change is -3 degrees Celsius.
Evaluate the Expression:
2-12÷3x5
2-12÷3x5
2-4x5
2-20
-18
Fill in the blank:
The absolute value of -5 is ________ . This means that ____________________________________.
The absolute value of -5 is 5. This means that -5 if 5 units from 0.
Subtract -16 from -2.
-2-(-16)= 14
Which of the following are not equivalent to the expression below:
- (14/7)
-14/7 -14/(-7) -2 14/(-7)
-14/(-7)
Tara did a science experiment. The beginning temperature of her saltwater solution was 2 degrees below Celsius. By the end of the experiment, the solution's temperature was 24 degrees Celsius.
What was the change in the temperature of the solution?
The change in temperature is 26 degrees Celsius.
Evaluate the expression:
-21-(-2)+50÷(-5)+6
-21-(-2)+50÷(-5)+6
-19-10+6
-29+6
-23