Question
Jeremy gave 311 of his marbles to Simon, 311 of his marbles to Vincent and 311 of his marbles to Seth. He then had 26 marbles left. How many marbles had he at first?
4 m

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Jeremy gave 311 of his marbles to Simon, 311 of his marbles to Vincent and 311 of his marbles to Seth. He then had 26 marbles left. How many marbles had he at first?