Exponents
Vocabulary
Misc
Rounding by tenth's
Rounding by hundredth's
100
Which is greater 10 squared or 5 cubed?
5x5=25x5=125
5 cubed
100
What is the base number when using exponents?
The number being multiplied by itself.
100
64 , m3, 25, n2
100
3.25 Rounding to the nearest tenth.
3.3
100
5.615 Rounding to the nearest hundredth.
5.62
200
Any number to the "zero" power equals
1
200
(42)3 can be simplified by doing what?
Multiplying the exponents.
(42)3= 46
4x4= 16 16x16x16= 4096
46= 4x4x4x4x4x4= 4096
200
Which is greater? 73 or 7x7x7 Explain.
They are equal. 73 is standard form, 7x7x7 is expanded form.
200
19.63 rounding to the nearest tenth.
19.6
200
87.422 Rounding to the nearest hundredth.
87.42
300
553
166,375
300
What is an exponent?
The number of times a base number is multiplied by itself.
300
-43 Will your solution be positive or negative? Explain.
-64, Because -4x-4=+16 and +16x-4= -64
300
451.78 Rounding to the nearest tenth.
451.8
300
60.585 Rounding to the nearest hundredth.
60.59
400
(1/2)4
1/16
DAILY DOUBLE
WHY did the number get smaller?
400
Is 42 the same as 4x2? Explain.
No, because the base number is multiplied by itself. 42 is 4x4, not 4x2.
400
3-3
You put the exponent in the denominator when it is negative.
3-3= 1/33= 1/27
400
1,280.54 Rounding to the nearest tenth.
1,280.5
400
2,397.047 Rounding to the nearest hundredth.
2,397.05
500
44 X 25- 36
7,463
500
Any base without an exponent has an invisible exponent of
1
500
If you have a negative exponent in the denominator you should...
Move it to the numerator.
1/3-2=32= 9
500
57,731.09 Rounding to the nearest tenth.
57,731.1
500
24,391.203 Rounding to the nearest hundredth
24,391.20