General Powers
Evaluate: 32
9
Evaluate: 103
1000
What is a Power?
A way to write repeated multiplication.
Solve: √9
3
What is a "Perfect Square"?
A perfect square is a number that can be found by squaring a smaller integer.
Evaluate: 1541
154
How can you use the exponent of a base 10 power to easily figure out the answer?
The value of the exponent is equal to the number of zeros in the answer.
What is the Exponent?
The smaller number in a power that tells you the number of repeated multiplications to perform.
Solve: √144
12
What does the phrase "raised to the power of" mean?
It means to perform repeated multiplication (evaluate the power).
Write the following as a power: 6x6x6x6x6x6
66
Evaluate: 107
10 000 000
What is the Base?
The bigger number of a power which is the number to be multiplied.
Solve: √(25/49)
5/7
Estimate: √(27/43)
5/7
Evaluate: 35
243
How many digits does 104 have?
5
What does it mean to "square" a number?
It is a specific type of power, where the exponent has a value of 2.
Solve: √0.64
0.8
Estimate: √0.21
Around 0.46
Write the following power as repeated multiplication and solve: 123
1728
What is the name of the number equal to 1012?
One trillion
What is a "Square Root"?
It is the opposite, or inverse, of squaring a number.
Estimate: √38
Around 6.2
Write 534 205 using a power of 10.
5.34205x105