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$@normabgordon: #mathphoto17 #array on the beach & #estimation #fractiontalk how many small stones = larger stone https://t.co/B9GoIOWm9M | by tads2$

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@normabgordon: #mathphoto17 #array on the beach & #estimation #fractiontalk how many small stones = larger stone https://t.co/B9GoIOWm9M

#mathphoto17 #array on the beach & #estimation #fractiontalk how many small stones = larger stone t.co/B9GoIOWm9M - @normabgordon

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Uploaded on July 16, 2017