document.write( "Question 1154599: 40 mm = 400 cm
\n" ); document.write( "3000 mm = 3,000,000 m\r
\n" ); document.write( "\n" ); document.write( "Why is mistake common and how can you help her in the future?
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Algebra.Com's Answer #777077 by Alan3354(69443)\"\" \"About 
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40 mm = 400 cm
\n" ); document.write( "3000 mm = 3,000,000 m\r
\n" ); document.write( "\n" ); document.write( "Why is mistake common and how can you help her in the future?
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\n" ); document.write( "I didn't know it is common.
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\n" ); document.write( "When you see mm think millimeter. Ignore Roman numerals.
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