SOLUTION: using two unit multipliers; how do I convert 90 yards to inches? I know the answer will be 3420 inches but I don't know how to use two unit multipliers to help on childs' homework.

Algebra ->  Conversion and Units of Measurement -> SOLUTION: using two unit multipliers; how do I convert 90 yards to inches? I know the answer will be 3420 inches but I don't know how to use two unit multipliers to help on childs' homework.      Log On


   

Question 359749: using two unit multipliers; how do I convert 90 yards to inches? I know the answer will be 3420 inches but I don't know how to use two unit multipliers to help on childs' homework. The book is Saxon Math-Algebra
Answer by neatmath(302) About Me  (Show Source):
You can put this solution on YOUR website!
It should be something like this:

%2890+yards%29*%2812+inches%29%2F%281+foot%29*%283+feet%29%2F%281+yard%29=%2890%2A12+inches%29=3240+inches

The yards and the feet will "cancel" out, and you will be left with the answer in inches.

I hope this helps!