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Square Roots Part 1 - Perfect Roots

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Square Roots Part 1 - Perfect Roots

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To square a number means to multiply the number by itself. For example, 2 x 2 is squaring the number “2”. This can also be stated as two squared which will then look like this 22 with the little exponent “2”. (2 x 2 = 4)

1.
Find the answer that shows the correct squared number.

√144
11
12
14
16
12 x 12 = 144
It can also be written as 122 = 144. Answer (b) shows the correct squared number
2.
Find the answer that shows the correct squared number.

√81
9
6
8
5
9 x 9 = 81
It can also be written as 92 = 81. Answer (a) shows the correct squared number
3.
Find the answer that shows the correct squared number.

√9
9
4
3
7
3 x 3 = 9
It can also be written as 32 = 9. Answer (c) shows the correct squared number
4.
Find the answer that shows the correct squared number.

√100
20
10
50
25
10 x 10 = 100
It can also be written as 102 = 100. Answer (b) shows the correct squared number
5.
Find the answer that shows the correct squared number.

√225
15
25
50
55
15 x 15 = 225
It can also be written as 152 = 225. Answer (a) shows the correct squared number
6.
Find the answer that shows the correct squared number.

√16
2
8
3
4
4 x 4 = 16
It can also be written as 42 = 16. Answer (d) shows the correct squared number
7.
Find the answer that shows the correct squared number.

√64
14
24
8
32
8 x 8 = 64
It can also be written as 82 = 64. Answer (c) shows the correct squared number
8.
Find the answer that shows the correct squared number.

√10,000
1000
1
10
100
100 x 100 = 10000
It can also be written as 1002 = 10000. Answer (d) shows the correct squared number
9.
Find the answer that shows the correct squared number.

√169
9
11
12
13
13 x 13 = 169
It can also be written as 132 = 169. Answer (d) shows the correct squared number
10.
Find the answer that shows the correct squared number.

√49
7
9
6
8
7 x 7 = 47
It can also be written as 72 = 49. Answer (a) shows the correct squared number
Author:  Christine G. Broome

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