What triangular trick can help you when multiplying and dividing two integers?
100
The quotient of a negative number and a negative number is always a _________ number.
Positive
100
An integer is defined as _________ numbers and their ________.
Whole numbers and their opposites.
200
The sum of three negative numbers will always be negative?
True or False?
True
200
-8 - (-8)
0....HELLOOOO?!!!
200
Find the product:
-9 ( -2) (2)
36
200
Find the missing number.
-36 ÷ x ÷ (-4) = 3
x = -3
200
Evaluate: [ -2 + ( -16)] ÷ 3 ^2
-2
300
What is the missing integer?
____ + (-9) + (- 18) + ( -3) = -28
2
300
Always, Sometimes or Never?
A negative subtract a negative is always a negative.
Sometimes
300
Find the missing number.
-6 ( x ) = 1
- 1/6 (the reciprocal of -6)
300
A negative number divided by a negative number and then divided by another negative number will be a _______ number.
Negative
300
Which statement is false?
a) The absolute value of 2 is 2
b) The opposite of 0 is 0
c) The absolute value of 7 is -7
d) The opposite of -1/2 is 1/2
C
400
I started with an account balance of $75. I had the following activity: Deposits: $25, $15, $35
Withdrawals: $90, $40, $30.
What is my current balance?
- $10
400
Find the missing value.
6 - x = 13
-7
400
Evaluate (-3 x) ^2 when x = 3.
81
400
What is the mean of the following temperatures?
-3, 5, 8, -4, and -1
1
400
What is the mean of the following numbers?
9, -14, -10, 3, -2, and 16
-5
500
Which sum is greater?
A. -12 + (-11) + 3 + (-15)
B. -20 + (-30) + 15
They are equal!
500
Find the missing number.
-12 - x +15 - 10 = -5
-2
500
Evaluate - 4 x^2 when x = 2
-16
500
Evaluate the following variable expression when x = -2:
- ( 2x - 4 ) ÷ (4 x )
-1
500
Which decimal is between -2 5/8 and -9/4 ?
a) 2.375
b) -1.75
c) -2.125
d) -2.375