Lecture 7 - Webstaff.kmutt.ac.th - kmutt
Lecture 7 - Webstaff.kmutt.ac.th - kmutt
Lecture 7 - Webstaff.kmutt.ac.th - kmutt
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SummaryDecimal NumbersDecimal numbers can be expressed as <strong>th</strong>e sum of <strong>th</strong>e products of e<strong>ac</strong>h digit times <strong>th</strong>e column value for <strong>th</strong>at digit. Thus,<strong>th</strong>e number 9240 can be expressed asor(9 x 10 3 ) + (2 x 10 2 ) + (4 x 10 1 ) + (0 x 10 0 )9 x 1,000 + 2 x 100 + 4 x 10 + 0 x 1Express <strong>th</strong>e number 480.52 as <strong>th</strong>e sum of values of e<strong>ac</strong>hdigit.480.52 = (4 x 10 2 ) + (8 x 10 1 ) + (0 x 10 0 ) + (5 x 10 -1 ) +(2 x 10 -2 )Floyd, Digital Fundamentals, 10 <strong>th</strong> ed© 2009 Pearson Education, Upper Saddle River, NJ 07458. All Rights Reserved
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