Question

Change the voice of "have you worked out the sum?"

Answer 1

has the some sum worked out by you.

Answer 2

heya user !

Here's your answer :

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• Active voice : have you worked out the sum?

• Passive voice : Has the sum been worked out (by you) ?

✓ The words in the bracket are optional. sentence without them is also Correct.

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Thank you. Doubts are most welcome :)