Math+Review+September+12,+2013

media type="custom" key="23800374" width="260" height="260" align="center"

Watch the fun Place Value Rap above and then the one on expanded form with Powers of Ten.

** __ Standard form __ is : 100 **
=Once you are done watching the videos, please use a whiteboard to solve the following problems. Check with your partner to see if you get the same answers before you move on. If you don't have the same answers, talk it out and understand why! =

=Word Form to Standard Form: =

1.) four hundred thirty and three hundred seventy-seven thousandths =

2.) eight hundred forty-four and six hundred sixty-two thousandths =

3.) forty-four and forty-six hundredths =

4.) seven hundred eight thousand, four hundred eighteen and nineteen hundredths =

=Word Form to Expanded Form: =

1.) four hundred thirty and three hundred seventy-seven thousandths =

2.) eight hundred forty-four and six hundred sixty-two thousandths =

3.) forty-four and forty-six hundredths =

4.) seven hundred eight thousand, four hundred eighteen and nineteen hundredths =

=**Expanded Form to Standard Form: **=

1.) (9 x 10) + 5 + (4 x 0.1) + (8 x 0.01) + (7 x 0.001) =

2.) (4 x 1,000) + (5 x 100) + (4 x 10) + 8 + (7 x 0.1) =

3.) (9 x 10) + (7 x 1,000) + (7 x 100) + (1 x 10) + 3 =

<span style="color: #800080; font-family: 'Comic Sans MS',cursive; font-size: 130%;">4.) 5 x 10⁶ + 6 x 10⁵ + 2 x 10⁴ + 5 x 10³+ 7 x 10²+ 2 x 10⁰

<span style="color: #800080; font-family: 'Comic Sans MS',cursive; font-size: 130%;">5.) 3 x 10⁵+ 5 x 10⁴ + 9 x 10³+ 2 x 10² + (4 x 0.01) + (5 x 0.001)

=**<span style="color: #7e2a2a; font-family: 'Comic Sans MS',cursive; font-size: 130%;">Round the Numbers to the Stated Place: **= = = <span style="color: #7e2a2a; font-family: 'Comic Sans MS',cursive; font-size: 130%;">1.) 75.134 - hundredths place

<span style="color: #7e2a2a; font-family: 'Comic Sans MS',cursive; font-size: 130%;">2.) 234,567.90 - ten thousands

<span style="color: #7e2a2a; font-family: 'Comic Sans MS',cursive; font-size: 130%;">3.) 657.983 - tenths

=<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;">Multiply =
 * > ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;"> 78 == ||> ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;"> 99 == ||> ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;"> 123 == ||> ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;"> 629 == ||
 * > ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;">x __45__ == ||> ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;">x__87__ == ||> ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;">x __18__ == ||> ==<span style="color: #6f6fbe; font-family: 'Comic Sans MS',cursive; font-size: 130%;">x __75__ == ||