Function Machines (Add And Subtract) - Math Worksheet With Answers
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1
2Name:
Function Machines (Add & Subtract)
Determine the rule each function machine is using.
A n s w e r s
Ex)
1)
2)
50
28
42
Subtract 21
Ex.
In
In
In
Add 9
1.
Subtract 12
2.
Out
Out
Out
29
37
30
Add 10
Subtract 21
Add 9
Subtract 12
3.
Subtract 30
4.
3)
4)
5)
29
48
6
Add 39
5.
In
In
In
Add 28
6.
Subtract 9
7.
Out
Out
Out
39
18
45
Subtract 13
Add 10
Subtract 30
Add 39
8.
Add 12
9.
6)
7)
8)
16
34
25
Add 19
10.
In
In
In
Add 19
11.
Out
Out
Out
44
25
12
Add 28
Subtract 9
Subtract 13
9)
10)
11)
19
29
29
In
In
In
Out
Out
Out
31
48
48
Add 12
Add 19
Add 19
1-10 91 82 73 64 55 45 36 27 18 9
3
Math
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