why is it standard practice in math to round up when 5 or greater.

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why is it standard practice in math to round up when 5 or greater.

In: Mathematics

6 Answers

Anonymous 0 Comments

Because 5 is halfway between zero and ten. If you have at least 5 of something you have crossed the halfway point in a base 10 system of counting. Routing is a jump to the closest number so the halfway point makes sense.

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