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Squares

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What is the square of 10? 102 = 10 x 10 = 100. What is the square of 11? 112 = 11 x 11 ... is the square of 15? 152 = 15 x 15 = 225. What is the square of 16? ... – PowerPoint PPT presentation

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Title: Squares


1
Squares
n
n
n2
2
What is the square of 1?
12 1 x 1
1
3
What is the square of 2?
22 2 x 2
4
4
What is the square of 3?
32 3 x 3
9
5
What is the square of 4?
42 4 x 4
16
6
What is the square of 5?
52 5 x 5
25
7
What is the square of 6?
62 6 x 6
36
8
What is the square of 7?
72 7 x 7
49
9
What is the square of 8?
82 8 x 8
64
10
What is the square of 9?
92 9 x 9
81
11
What is the square of 10?
102 10 x 10
100
12
What is the square of 11?
112 11 x 11
121
13
What is the square of 12?
122 12 x 12
144
14
What is the square of 13?
132 13 x 13
169
15
What is the square of 14?
142 14 x 14
196
16
What is the square of 15?
152 15 x 15
225
17
What is the square of 16?
162 16 x 16
256
18
What is the square of 17?
172 17 x 17
289
19
What is the square of 18?
182 18 x 18
324
20
What is the square of 19?
192 19 x 19
361
21
What is the square of 20?
202 20 x 20
400
22
What is the square of 21?
212 21 x 21
441
23
What is the square of 22?
222 22 x 22
484
24
What is the square of 23?
232 23 x 23
529
25
What is the square of 24?
242 24 x 24
576
26
What is the square of 25?
252 25 x 25
625
27
What is the square of 26?
262 26 x 26
676
28
What is the square of 27?
272 27 x 27
729
29
What is the square of 28?
282 28 x 28
784
30
What is the square of 29?
292 29 x 29
841
31
What is the square of 30?
302 30 x 30
900
32
Great
Lets change a little.
33
What is the square of 40?
402 40 x 40
1600
34
What is the square of 50?
502 50 x 50
2500
35
What is the square of 60?
602 60 x 60
3600
36
What is the square of 70?
702 70 x 70
4900
37
What is the square of 80?
802 80 x 80
6400
38
What is the square of 90?
902 90 x 90
8100
39
What is the square of 100?
1002 100 x 100
10,000
40
Very2 good!
Very very good!
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