Function Machines

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Here is a number machine.

A number machine diagram showing Input entering a box labeled 'x5', which then enters a box labeled '-3', resulting in Output.

What is the output when the input is 7?

[1]

Here is a different number machine.

A number machine diagram showing Input entering a box labeled '+11', which then enters a box with '.....', resulting in Output.

When the input is 9 the output is 2.

Complete the number machine.

[1]

Function Machines Questions