Transcript Powers and roots

Powers and roots
Square each number
a)
b)
c)
d)
e)
7
12
20
9
40
a)
b)
c)
d)
e)
49
144
400
81
1600
Square root each number
a)
b)
c)
d)
e)
9
121
25
169
400
a)
b)
c)
d)
e)
3
11
5
13
20
Cube each number
a)
b)
c)
d)
e)
3
4
5
6
10
a)
b)
c)
d)
e)
27
64
125
216
1000
Cube root each number
27
b) 8
c) 125
d) 1000 000
a)
3
b) 2
c) 5
d) 100
a)
Complete the following tables:
This table shows the ‘squares’ of the numbers 1 to 10.
You need to learn these squared numbers.
Number
Square
1² 2²
3²
4²
4²
6²
7²
8²
9²
10²
This table shows the cube numbers you are expected to know.
Number
Cube
1²
2²
3²
4²
5²
10²