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surprise 8,3*3,8= 31,54 right. My teather says that it's WRONG. Why?

off-topic
 Sep 9, 2019
 #1
avatar+19324 
+3

8.3*3.8 = 31.54 Yes,,,,,    BUT are you learning about significant digits and rounding?

 Sep 9, 2019
 #3
avatar+1533 
+1

Electric Pavlov's right, the problem probably asked you to round.

CalculatorUser  Sep 10, 2019
 #2
avatar+48 
+2

31.54 should be correct... 

 Sep 9, 2019

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