you can rename a mixed number in the simplest form by taking the number and multiplying the number by the denominator and add the numerator to that number and keep the same denominator
http://wiki.answers.com/Q/How_do_you_rename_each_m...

Sorry, but it's going to take more than the hope of 10 Yahoo Answers points to make me do all of your homework for free. Go here to learn how to convert a decimal into fraction: http
http://answers.yahoo.com/question/index?qid=200911...

1. Determine the fraction portion of the mixed number. For example, in the mixed number 6 and 10/8, the fraction is 10/8. 2. Compare the numerator (the number on top of the fraction
http://www.ehow.com/how_6883780_dosimplestformm...

The decimal .40 is 4/10 as a fraction. It can be
http://www.chacha.com/question/whatis.40asafr...
