Exponents
Write in exponential form.
7x7x7x7x7
75
What is the square root of -
36 ?
6
Solve.
-2(-4)
8
Hubie enters an elevator on the 4th floor and rides up three floors to visit a friend. He then rides the elevator down five floors to get ice and back up seven floors to the pool. When Hubie finally exits the elevator, on what floor is he?
9th floor
Solve.
(2+3) x (4+5)
54
Write in expanded form.
83
8x8x8
What is the square root of -
256 ?
16
Solve.
-12/6
-2
The temperature during the day is 8 degrees Fahrenheit. If the temperature drops 17 degrees after the sun goes down and remains constant, what is the temperature at night?
-9 degrees
Solve.
(32-3)(32+2)
66
Evaluate.
23
8
What is the square root of -
361 ?
19
Solve.
-5 + (-4) = _____
-9
The temperature outside currently is 12 degrees and is dropping at an average rate of 3 degrees per hour. If the temperature continues to drop at this rate throughout the evening, what will the temperature be in 8 hours?
-12 degrees
Solve.
(3-8)(2)
-10
Evaluate.
72
49
List the perfect square from the following group of numbers.
10, 74, 144, 196, 200
144, 196
Solve.
9 - 14 = ____
-5
Fred has $175 in his bank account. He deposits $150 from his paycheck. He withdraws $100 to get his window repaired and then pays $225 for his car payment. How much money does Fred have in his bank account after he makes his car payment?
$0
Solve.
23 - |8-12|
4
Evaluate.
14
1
What comes next in the pattern?
36, 49, 64, 81, 100, ___
121
Solve.
-8 - (-6) = ____
-2
During a 12-hour period, the temperature rose by 48°F. The temperature rose the same number of degrees each hour. How many degrees did the temperature rise each hour?
4 degrees
-8-42+5
-19