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TRANSCRIPT
Square roots and Cube roots
Contents:
Square Roots/Numbers
Cube Roots/Numbers
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Square RootsOk, Square roots!
A square root is the opposite of squaring a number.
Three squared is nine, so the square root of nine is three!
A square root of a number is ...
... a value that can be multiplied by itself to give the original number!
A square root of 9 is ...
... 3, because when 3 is multiplied by itself you get 9!
Square
3 9SquareRoot
Square Numbers From 1-10
Number Squared
1 1
2 4
3 9
4 16
5 25
6 36
7 49
8 64
9 81
10 100
Square Numbers From 11-20
Number Squared
11 121
12 144
13 169
14 196
15 225
16 256
17 289
18 324
19 361
20 400
Cube RootsCube Roots!
A cube root goes the other direction of having something cubed
3 cubed is 27, so the cube root of 27 is 3!
The cube root of a number is ...
... a special value that when cubed gives the original number!
The cube root of 27 is …
... 3, because when 3 is cubed you get 27!
cube
3 27cuberoot
Cubed Numbers From 1-10
Number Cubed
1 3
2 8
3 27
4 64
5 125
6 216
7 343
8 512
9 729
10 1000
Tasky Challenge!
Square
1. √9 = ?
2. √225 = ?
3. √64 = ?
4. √16 = ?
5. √49 = ?
Cube
6. √27 = ?
7. √216 = ?
8. √1 = ?
9. √8 = ?
10.√343 = ?
Copy and Complete the Square and Cube Root sums! Good luck!
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Answers (no peeking!)
Square
1. 3
2. 15
3. 8
4. 4
5. 7
Cube
6. 3
7. 6
8. 1
9. 2
10.7
Here are the answers to the previous questions, hope you get them right!
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