place values digit

  RightBrainMath.com Learn Math Digits and Place Value with this fun animated math video. Many Right Brain Math videos by MisterNumbers play with the patterns made by the Ones-digits and Tens-digits. This video is a help to those learning math who want to learn about digits and place value. http

  Pre-algebra Supplemental Instruction Video

Question : Let's say you have a number like 12. Would it be true to say there's a zero in the hundreds place? If so, is there a calculation I could perform on the number 12 that would yield 0? What if I had a more complicated number like 121.0021, is there a calculation I could perform on this number that would yield 2 if I wanted to know the digit in the tens place or thousandths place?

Answer : To get the kth digit: [ floor(x / 10^(k-1)) ] mod 10 where floor(x) is the greatest integer less than or equal to x and a mod b is the remainder when a is divided by b..   More from Yahoo Answers

Question : what digit cannot be in the hundreds place value of a three digit number

Answer : Zero Because if you have 025 then zero is in the hundreds place and the number would just be 25 therefore there is no hundreds place. the same goes for the first digit of any number (01, 011, 0111, 01111, etc.)..   More from Yahoo Answers

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