Question
Fabian gave 311 of his pens to Warren, 111 of his pens to Harry and 311 of his pens to Jenson. He then had 12 pens left. How many pens had he at first?
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Fabian gave 311 of his pens to Warren, 111 of his pens to Harry and 311 of his pens to Jenson. He then had 12 pens left. How many pens had he at first?