Introductory Use the digits from 0 through 9 - XP Math - Forums

 XP Math - Forums Introductory Use the digits from 0 through 9

 03-27-2009 #1 Yiwan     Join Date: Mar 2009 Posts: 48 Thanks: 15 Thanked 62 Times in 32 Posts Use the digits from 0 through 9 Can you use the digits from 0 through 9 - using any of the four operations, addition, subtraction, multiplication and division - so that when you do the math you get 100? Each number can be used only once, but you can use them in any order that you like.
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 05-18-2009 #2 ╒(σ_σ)╝   Join Date: May 2009 Posts: 1 Thanks: 0 Thanked 3 Times in 1 Post (6+4)*5*2 Is that it? I'm not sure if i understand your problem completly, can we use an operation more than once?
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05-22-2009   #3
Yiwan

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Quote:
 Originally Posted by ╒(σ_σ)╝ (6+4)*5*2 Is that it? I'm not sure if i understand your problem completly, can we use an operation more than once?
mmm.... not at all.... You have to use all number through 0 to 9. You only use 2, 4, 5 and 6.....

Try again!

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05-26-2009   #4
jimjim

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I MIGHT BE SMART NUT I DONT KNOW THE ANSWER TO THAT ONE.

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05-28-2009   #5
Yiwan

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Quote:
 Originally Posted by jimjim I MIGHT BE SMART NUT I DONT KNOW THE ANSWER TO THAT ONE.
Come on! You can do it Try to do it!

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 06-13-2009 #6 TooT Guest   Posts: n/a Hmmm here is something that works 10*(9/(7+2))*(8/(3+5))*(4+6)
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08-03-2009   #7
jawedraj86

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Quote:
 Originally Posted by Yiwan Can you use the digits from 0 through 9 - using any of the four operations, addition, subtraction, multiplication and division - so that when you do the math you get 100? Each number can be used only once, but you can use them in any order that you like.
Solution:
"(9*8)+(7*2)+(4*3)+6-5+1-0=100"

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 09-06-2009 #8 math_lover   Join Date: Sep 2009 Posts: 1 Thanks: 0 Thanked 2 Times in 1 Post here it's what about : $50\frac{1}{2} + 49\frac{38}{76}$ i can't write mixed fractions with my best wishes zigzag5552@Yahoo.com Last edited by Mr. Hui; 09-07-2009 at 04:24 PM..
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11-10-2009   #9
taziafreemon

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Quote:
 Originally Posted by Yiwan Can you use the digits from 0 through 9 - using any of the four operations, addition, subtraction, multiplication and division - so that when you do the math you get 100? Each number can be used only once, but you can use them in any order that you like.
yeah i can so come and challenge me

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 11-24-2009 #10 Imavags09 Guest   Posts: n/a Use the digits from 0 through 9 Is there a formula for calculating the number of digits in a large number? An example would be 218477

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