document.write( "Question 174999: how many centimeters are in 12.5 kilometers \n" ); document.write( "
Algebra.Com's Answer #130087 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! This is a problem in cancelling units \n" ); document.write( "(12.5 km)(1000 m/km)(100 cm/m) = 1.25*10^6 cm \n" ); document.write( "Notice on the left side, you have (km/km), and (m/m) \n" ); document.write( "These units cancel leaving you with cm. This \n" ); document.write( "string of cancelled units can be as long as needed \n" ); document.write( "to arrive at the chosen unit of measure. \n" ); document.write( " |