Function Machine - Determining Rule - Function Worksheet With Answers Page 14

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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
C
1.
63
7
89
84
95
113
90
10
33
28
43
61
D
2.
72
8
96
91
86
104
45
5
102
97
26
44
B
3.
81
9
19
14
70
88
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?
B
A. Q - 9
B. Q - 8
A. Q × 5
B. Q + 5
A. Q - 18
B. Q + 18
5.
C. Q ÷ 9
D. Q - 6
C. Q ÷ 8
D. Q - 5
C. Q ÷ 18
D. Q × 18
B
6.
B
7.
4)
5)
6)
In
Out
In
Out
In
Out
69
68
7
42
48
8
C
8.
60
59
10
60
30
5
68
67
6
36
18
3
C
9.
84
83
9
54
36
6
37
36
4
24
60
10
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 ÷ 6
B. Q - 8
A. Q ÷ 6
B. Q × 6
A. Q - 6
B. Q ÷ 6
C. Q - 1
D. Q ÷ 8
C. Q - 6
D. Q + 6
C. Q - 10
D. Q × 6
7)
8)
9)
In
Out
In
Out
In
Out
87
105
31
51
7
35
72
90
86
106
4
20
50
68
1
21
6
30
67
85
27
47
5
25
81
99
17
37
9
45
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 + 10
B. Q + 18
A. Q - 20
B. Q ÷ 20
A. Q + 9
B. Q ÷ 5
C. Q + 5
D. Q - 18
C. Q + 20
D. Q × 10
C. Q × 5
D. Q - 5
1-9
89 78 67 56 44 33 22 11 0
7
Math

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