Preview of the printable find the rule worksheet
Age 9 to 10 Grade 4 Math

Find the Rule Worksheet: Input and Output

A free grade 4 input and output worksheet: find the two-step rule, like times 3 plus 1, from three examples, then use it on a bigger number. Answer key included.

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Page 2 of the PDF is the answer key. Every download has new numbers.

How to help your child

  • See how much the output grows when the input grows by 1: that is the number to multiply by.
  • Then check what you need to add or take away.
  • The answer key is on page 2 of the PDF.

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