Posted by **Amy** on Tuesday, October 11, 2011 at 5:21pm.

How do I round 78 to the nearest hundred with only two digits?

- Math -
**bobpursley**, Tuesday, October 11, 2011 at 5:27pm
In base 20 number system, your answer is 50

In base 50 number system, your answer is 20

In base 10 number system, it is 100, more than two digits.

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