If you struggled through high school algebra, you probably thought you simply weren't born good at math. You might have been right, at least according to a new study by Johns Hopkins University psychologists that suggests that math ability is linked to your inborn "number sense."
Also known as "approximate number system," number sense is inherent in all animals including humans. It's what we use to instantly estimate how many people are in a meeting or how many free seats are in a movie theater. Animals use it to figure out where the most plants or game are and to track how much food they've gathered.
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