Year 2 In-class Exercise #2

Name ________________________

1). Write using an exponent:

5 X 5 X 5 X 5 X 5
=

_____________
2). Write using an exponent:

4 X 4 X 4 X 4 X 4 X 4 X 4
=

______________
3). Write using an exponent:

10 X 10 X 10 X 10 X 10 X 10
=

_____________
Evaluate the following numbers and write as a regular number without exponents: (Use your calculator)
4). 82 =

_____________
5). 53 =

______________
6). 104 =

_____________
7). 22 + 23 =

______________


Which is bigger?
8). 32 or 23 ? =

_____________
9). 62 or 26? =

______________


Find the missing exponents
10). 64 = 8X. =

_____________
11). 81 = 9X =

______________