Rules
When you add two positives your answer will be a ________ number
Positive
(-4) + (+8) =
(+4)
(-1) - (-1)
0
(-1) (-25) =
25
When you add two negatives your answer will be __________ number
Positive Number
(-12) + (-12) =
(-24)
(-20) - (+10)
(-30)
(-4)(-1)(-2)(3)
-24
True or False: When you multiply two integers with the same sign you get a negative product.
False
(-50) + (-75) =
(-125)
(-45) - (-15) =
(-30)
(-7)(0)(-4)(-1)
0
True or False: When you divide by two integers with different signs you get a negative product
True
(-100) + (+25) =
(-75)
(-224) - (-25) =
(- 199)
-(32)(2)(-2)
128
True or False: Then answer of -3^2 is equal to 9
False
Extra:
[It’s -9 as you’re having -(3)(3)]
The temperature in a room started at 25 degrees, then it increased 8 degrees, decreased 15 degrees, then lowered 8 degrees and raised 2 degrees. How many degrees the room had by the end of the day?
Jake starts with $500 pesos in his bank account. He makes the following transactions: he withdraws $150, spends $80, withdraws another $75, and then receives a deposit of $200. What is Jake’s final balance?
$395 pesos
Peggy has a bank account with $400 pesos where each week she deposits $30 pesos. How many pesos will she have after 8 weeks?
$640 pesos
Maria received the following scores in her five math tests: 85.5, 90.0, 78.5, 88.0, and 92.5. What is her average score for these tests?
(Use 2 decimals)
86.90