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March 6, 2015

March 6, 2015

Posted by **Aleah** on Wednesday, July 15, 2009 at 7:33pm.

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 7:36pmAnd your answer is??

- math -
**Aleah**, Wednesday, July 15, 2009 at 7:46pm1%

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 7:48pmHow did you get that? I got a much different answer.

- math -
**Aleah**, Wednesday, July 15, 2009 at 7:55pmI divide 3945/4386=0.89, then I just rounded to 1%.

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 8:19pmAh -- you forgot the subtraction part.

4,386 - 3,945 = 441

Now compare that difference with the original number.

441/3,945 = ?

We can prove an answer by reversing the procedure.

3,945 * 0.1 = 394.5

3,945 + 394.5 does not equal 4,386.

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