# Can You Solve This ?

By cahyorini

@cahyorini (315)

Indonesia

March 16, 2009 2:30am CST

Here the rules :
Use the numbers: 1, 5, 6, 7 and one-time
The Operators : multiple, div, add, subtract, brackets, rank can used it more than once
The Result Must be : 21
Post very math calculation you've used.
heheheh happy calculating my friends.

1 response

@debayan080593 (126)

• India

16 Mar 09

can you clearly mention what all mathematical operators i can use.i did not get you. can i square it?

@cahyorini (315)

• Indonesia

16 Mar 09

multiple = *
div = /
add = +
subtract = -
brackets = ()
rank = ^
these are the mathematical operators, you can use this operators more than once, but for the 1 5 6 7 you can used only one time

@debayan080593 (126)

• India

16 Mar 09

i got 210,but not 21, its simply not possible.did you forget to mention anything