multiplication tile facts multiplication tile facts rectangular next © 2009 richard a. medeiros
TRANSCRIPT
MultiplicationTile Facts
MultiplicationTile Facts
Rectangular
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© 2009 Richard A. Medeiros
1 tile
1
# of Facts1
1 x 1Facts
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© 2009 RAM
2 tiles
21 x 2
# of Facts2
2 x 1Facts
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© 2009 RAM
3 tiles
31 x 3
# of Facts2
3 x 1Facts
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© 2009 RAM
4 tiles
41 x 4
# of Facts3
4 x 1Facts
2 x 2
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© 2009 RAM
5 tiles
51 x 5
# of Facts2
5 x 1Facts
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© 2009 RAM
6 tiles
61 x 6
# of Facts4
6 x 1Facts
3 x 22 x 3
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© 2009 RAM
7 tiles
71 x 7
# of Facts2
7 x 1Facts
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© 2009 RAM
8 tiles
81 x 8
# of Facts4
8 x 1Facts
4 x 22 x 4
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© 2009 RAM
9 tiles
91 x 9
# of Facts3
9 x 1Facts
3 x 3
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© 2009 RAM
10 tiles
101 x 10
# of Facts4
10 x 1Facts
5 x 22 x 5
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© 2009 RAM
11 tiles
111 x 11
# of Facts2
11 x 1Facts
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© 2009 RAM
12 tiles
121 x 12
# of Facts6
12 x 1Facts
6 x 22 x 64 x 33 x 4
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© 2009 RAM
13 tiles
131 x 13
# of Facts2
13 x 1Facts
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© 2009 RAM
14 tiles
141 x 14
# of Facts4
14 x 1Facts
7 x 22 x 7
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© 2009 RAM
15 tiles
151 x 15
# of Facts4
15 x 1Facts
5 x 33 x 5
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© 2009 RAM
16 tiles
161 x 16
# of Facts5
16 x 1Facts
8 x 22 x 84 x 4
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© 2009 RAM
17 tiles
171 x 17
# of Facts2
17 x 1Facts
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© 2009 RAM
18 tiles
181 x 16
# of Facts6
16 x 1Facts
9 x 22 x 96 x 33 x 6
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© 2009 RAM
19 tiles
191 x 19
# of Facts2
19 x 1Facts
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© 2009 RAM
20 tiles
201 x 20
# of Facts6
20 x 1Facts
10 x 22 x 105 x 44 x 5
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© 2009 RAM
21 tiles
211 x 21
# of Facts4
21 x 1Facts
7 x 33 x 7
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© 2009 RAM
22 tiles
221 x 22
# of Facts4
22 x 1Facts
11 x 22 x 11
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© 2009 RAM
23 tiles
231 x 23
# of Facts2
23 x 1Facts
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© 2009 RAM
24 tiles
241 x 24
# of Facts8
24 x 1Facts
12 x 22 x 128 x 33 x 86 x 44 x 6
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© 2009 RAM
25 tiles
251 x 24
# of Facts3
24 x 1Facts
5 x 5
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© 2009 RAM
Number # of tiles
#of rectangles
# of facts
Type of #
1 1 1 1 unit
2 2 2 2 prime
3 3 2 2 prime
4 4 3 3 comp
5 5 2 2 prime
6 6 4 4 comp
7 7 2 2 prime
8 8 4 4 comp
9 9 3 3 comp
10 10 4 4 comp
11 11 2 2 prime
12 12 6 6 comp
13 13 2 2 prime
Number # of tiles
#of rectangles
# of facts
Type of #
14 14 4 4 comp
15 15 4 4 comp
16 16 5 5 comp
17 17 2 2 prime
18 18 6 6 comp
19 19 2 2 prime
20 20 6 6 comp
21 21 4 4 comp
22 22 4 4 comp
23 23 2 2 prime
24 24 8 8 comp
25 25 3 3 comp
26 26 4 4 comp
Observations from Observations from ChartChart
How many number of facts does each prime number have?
2
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Observations from Observations from ChartChart
What can you conclude about a number, if its number of facts
are greater than 2?
The numbers are composite.
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Observations from Observations from ChartChart
What can you conclude about a number, if its number of facts
are odd?
The numbers are perfect squares.
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Number # of tiles
#of rectangles
# of facts
Type of #
1
2
3
4
5
6
7
8
9
10
11
12
13
Number # of tiles
#of rectangles
# of facts
Type of #
14
15
16
17
18
19
20
21
22
23
24
25