Matthew is 4 years old. His teacher shows him a nickel and states it is worth 5 cents. Then she shows him a dime and states it is worth 10 cents. Allowing him to see both coins, the teacher asks Matthew

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asked Jun 3, 2020 43.3k views

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Matthew is 4 years old. His teacher shows him a nickel and states it is worth 5 cents. Then she shows him a dime and states it is worth 10 cents. Allowing him to see both coins, the teacher asks Matthew which one is worth more. Matthew answers that the nickel is worth more because it is larger in size. What concept explains Matthew’s answer?