Michelle K.

asked • 09/02/15

I would like to know how to solve a math problem using the number 4, 4 times to get an answer of 10. see example below.

(4×4)÷(4+4)=

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Arthur D. answered • 09/02/15

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√4+√4+√4+4=10
 
(4+[4/4])*√4=10
 
4+4+4-√4=10
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Michelle K.

Is there a simple way to explain how you got the answer?
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09/02/15

Arthur D.

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Hi Michelle,
                It's just trial and error and experience doing these types of problems. Being a former math teacher helps also. Can you make 10 using 4 5's ?
(5+5)*(5/5)=10 is one solution;  any more ??
5?5/5 ? 5=10
5 ? 5 ? 5 ? 5=10
 
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09/02/15

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