.4^{3}-.7^{3}-.3^{3}= what and how to do it

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- March 1st 2013, 11:20 AMpawiisolve this formula
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^{3}-.7^{3}-.3^{3}= what and how to do it - March 1st 2013, 11:54 AMMacstersUndeadRe: solve this formula
Use a calculator or solve by hand. To solve by hand, I find that it helps to write each decimal into a fraction and then recall the fact that

For example, The process is similar with the other decimals in this formula. then it's a simple matter of addition and subtraction of fractions.