Question
Michael gave 211 of his buttons to Nick, 211 of his buttons to Brandon and 311 of his buttons to Jack. He then had 24 buttons left. How many buttons had he at first?
4 m

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Michael gave 211 of his buttons to Nick, 211 of his buttons to Brandon and 311 of his buttons to Jack. He then had 24 buttons left. How many buttons had he at first?