Worksheet: Completing Function Tables Using Addition and Subtraction

In this worksheet, we will practice using addition and subtraction to complete a function table.

Q1:

Complete the given function table.

Input ( 𝑥 ) 9 5 16
Output ( 2 + 𝑥 ) ? ? ?
  • A11, 7, 18
  • B7, 3, 14
  • C11, 8, 18
  • D11, 7, 19
  • E12, 7, 18

Q2:

Fill in the input-output table, given that the rule is to add 4.

Input 1 2 3
Output
  • A5, 7, 8
  • B7, 5, 6
  • C6, 7, 9
  • D5, 6, 7
  • E6, 7, 8

Q3:

Find the missing number in this input-output table.

In 3 6 7 9 12
Out 18 42 54 72

Q4:

Complete the given function table.

Input ( 𝑥 ) 15 7 18
Output ( 𝑥 + 7 ) ? ? ?
  • A22, 14, 25
  • B22, 14, 26
  • C22, 15, 25
  • D8, 0, 11
  • E23, 14, 25

Q5:

Complete the given function table.

Input ( 𝑥 ) 13 6 8
Output ( 3 + 𝑥 ) ? ? ?
  • A16, 10, 11
  • B17, 9, 11
  • C16, 9, 11
  • D16, 9, 12
  • E10, 3, 5

Q6:

Complete the given function table.

Input ( 𝑥 ) 9 18 0
Output ( 𝑥 + 8 ) ? ? ?
  • A1, 10, 8
  • B18, 26, 8
  • C17, 26, 9
  • D17, 27, 8
  • E17, 26, 8

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