Name That Number Worksheet Page 2
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2Name:
Date:
ANSWER KEY
Morgan is playing the Name That Number game. Her five cards and the
target number are shown below.
Target Number
12
12
10
8
4
2
Write down 4 different mathematical expressions Morgan could use to
•
Answers will vary.
make 12 using any of the five cards she has.
Cards Used
Mathematical Expression
Points
12
12
1
10, 2
10 + 2
2
8, 4
8 + 4
2
10, 4, 2
10 + (4/2)
3
10, 8, 4, 2
(10-8) x (4 + 2)
4
12, 8, 10, 2
12 + 10—8—2
4
12, 8, 4, 2
(12—8) x 2 + 4
4
12, 8, 10, 4, 2
(10-4) x (8/2) - 12
5
12, 8, 10, 4, 2
12—(10—8) + (4 –2 )
5
Name That Number - 1
2
Kawas, 2005
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