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I’m fairly certain I was taught the unary counting system in either kindergarten or 1st grade. And I wasn’t even in an advanced course.
by jdavis703 5y ago
I’m fairly certain I was taught the unary counting system in either kindergarten or 1st grade. And I wasn’t even in an advanced course.
- dylan604 5y agoTimmy has 1 rock. Johnny gives Timmy 1 rock. Timmy now has 1 rock. Jenny gives 1 rock to Timmy. Timmy has 1 rock.