Function Machine Fun!
Explore function machines with input and output rules in this engaging Grade 3 math worksheet.
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Function Machine Fun!
Name:
Date:
Score:
A function machine takes a number (input), does something to it (rule), and gives you a new number (output). Figure out the rule and fill in the missing numbers!
1. Rule: Add 5
Input: 3
Output:
Input: 7
Output:
Input: 10
Output:
2. Rule: Subtract 4
Input: 9
Output:
Input: 12
Output:
Input: 6
Output:
3. Rule: Multiply by 2
Input:
Output: 10
Input:
Output: 16
Input:
Output: 4
4. Rule: Divide by 3
Input:
Output: 3
Input:
Output: 5
Input:
Output: 2
5. What is the rule for this function machine?
Input: 2
Output: 6
Input: 4
Output: 8
Input: 7
Output: 11
Rule:
6. What is the rule for this function machine?
Input: 15
Output: 5
Input: 9
Output: 3
Input: 21
Output: 7
Rule:
7. A function machine has the rule "Multiply by 3, then add 1". If the input is 4, what is the output?