Function Machine - Determining Rule - Function Worksheet With Answers Page 8

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Answer Key
Name:
Function Machine - Determining Rule
Determine which number sentence best matches the function machine.
A n s w e r s
1)
2)
3)
In
Out
In
Out
In
Out
B
1.
38
51
58
40
42
6
75
88
112
94
28
4
D
2.
2
15
97
79
35
5
64
77
41
23
21
3
C
3.
48
61
99
81
63
9
If each input is 'Q' which
If each input is 'Q' which
If each input is 'Q' which
C
4.
rule could the function
rule could the function
rule could the function
machine be using?
machine be using?
machine be using?
D
A. Q ÷ 13
B. Q + 13
A. Q - 4
B. Q - 10
A. Q - 7
B. Q - 2
5.
C. Q × 9
D. Q - 13
C. Q ÷ 10
D. Q - 18
C. Q ÷ 7
D. Q + 7
D
6.
A
7.
4)
5)
6)
In
Out
In
Out
In
Out
10
70
10
20
3
9
D
8.
2
14
6
12
98
104
3
21
4
8
82
88
B
9.
7
49
5
10
25
31
8
56
2
4
70
76
If each input is 'Q' which
If each input is 'Q' which
If each input is 'Q' which
rule could the function
rule could the function
rule could the function
machine be using?
machine be using?
machine be using?
A. Q × 9
B. Q + 7
A. Q + 2
B. Q + 10
A. Q + 2
B. Q × 6
C. Q × 7
D. Q + 6
C. Q - 2
D. Q × 2
C. Q ÷ 6
D. Q + 6
7)
8)
9)
In
Out
In
Out
In
Out
67
66
36
4
64
77
84
83
45
5
87
100
28
27
54
6
78
91
33
32
90
10
27
40
70
69
81
9
45
58
If each input is 'Q' which
If each input is 'Q' which
If each input is 'Q' which
rule could the function
rule could the function
rule could the function
machine be using?
machine be using?
machine be using?
A. Q - 1
B. Q + 1
A. Q - 4
B. Q ÷ 8
A. Q × 13
B. Q + 13
C. Q ÷ 6
D. Q ÷ 1
C. Q - 9
D. Q ÷ 9
C. Q + 10
D. Q + 6
1-9
89 78 67 56 44 33 22 11 0
4
Math

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