Julio shows his little brother two balls of clay that are th…
Julio shows his little brother two balls of clay that are the same size. Julio asks his brother which ball has more clay, and his brother responds that they are both the same. Julio then flattens one of the balls so it looks like a pancake. Julio asks his brother again which has more. Julio’s brother looks confused by the question and says they obviously are both the same. Julio’s brother has demonstrated that he understands which of the following?
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