Function Machine Fun!
Explore function machines with this fun worksheet for 2nd graders, practicing addition and subtraction rules.
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Function Machine Fun!
Name:
Date:
Score:
Welcome to the Function Machine! A function machine takes a number, does something to it (like add or subtract), and gives you a new number. Figure out the rule for each machine, or what number comes out!
1. Rule: Add 3
Input: 5
Output:
Input: 8
Output:
Input: 2
Output:
2. Rule: Subtract 2
Input: 7
Output:
Input: 10
Output:
Input: 4
Output:
3. Look at the function machine below. What is the rule?
Input: 4
Output: 6
Input: 7
Output: 9
Input: 1
Output: 3
Rule:
4. What is the rule for this function machine?
Input: 9
Output: 6
Input: 5
Output: 2
Input: 12
Output: 9
Rule:
5. If the rule is 'Add 5' and the input is 3, what is the output?
7
8
2
15
6. If the rule is 'Subtract 4' and the input is 11, what is the output?
15
7
8
10
7. If a function machine has the rule 'Add 6' and the input is 3, the output is 9.
True
False