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How do you divide 2 1/2 by 105????

 Mar 31, 2015

Best Answer 

 #1
avatar+128079 
+5

2 + 1/2   = 5/2   so we have

5 /2  ÷ 105  =

5/2  ÷ 105 / 1    now.....invert the second fraction and multiply

5/2 x 1 / 105  =     "cancel" 5 and 105   to 1 and 21

1/2  x  1 / 21  =

1 / 42

And there you go.....!!!

 

   

 Mar 31, 2015
 #1
avatar+128079 
+5
Best Answer

2 + 1/2   = 5/2   so we have

5 /2  ÷ 105  =

5/2  ÷ 105 / 1    now.....invert the second fraction and multiply

5/2 x 1 / 105  =     "cancel" 5 and 105   to 1 and 21

1/2  x  1 / 21  =

1 / 42

And there you go.....!!!

 

   

CPhill Mar 31, 2015

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