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starFebruary 2012: triangle puzzle, Vi Hart & mathematical doodling, compound percent, geometry videos, and more

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Game: Choose Math Operation
Word guess game (easy hangman)
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The ideas in this place value lesson are taken from the Place Value 3 ebook that I sell at MathMammoth.com. Only a few examples of each problem type are shown; you should make more problems of each kind for the student.


Which number is greater?
Free lesson plan from HomeschoolMath.net

Which is more, 8011 or 7987?  Place those numbers (approximately) on the number line.

 

Which is more, 2395 or 2402?  Place those numbers (approximately) on the number line.

Compare first how many THOUSANDS the numbers have.
Then if they have the same amount of thousands, compare the ___________________.
Then if they also have the same amount of hundreds, compare the ________________.
And if everything else is the same, then compare the ONES.

Remember, the open end or open mouth of the symbols < and > ALWAYS point to the bigger number.


Example problem types

1.  Write either < or > in between the numbers.

[a]

1050   <  5095

2400      2750

6005      4500

5771      1737

[b]

220        1020

8060      6999

1007      1705

4605      4409

[c]

1307      1032

4906      6029

5766      8565

5077      5570

3.  Write the numbers in order.

2513, 5230, 9489, 5068, 5096, 5606, 5060, 2466, 2506, 2516

_____ < _____ < _____ < _____ < _____ < _____ < _____ < _____ < _____ < _____

 

4.  Compare the expressions and write <, >, or =.

a.      700 + 50

   700 + 30 + 4  

f.     3000 + 60 + 5

   365

 

 

b.     7000 + 4

  700 + 7

g.    600 + 7000 + 2

  200 + 6000 + 40 + 7

 

5.  Write the numbers immediately after and before the given number.

a.  ____, 6049, ____      b.  ____, 7385, ____      c.  ____, 2300, ____

 

Next lesson: rounding to nearest hundred or thousand


The ideas in this place value lesson are taken from the Place Value 3 ebook that I sell at MathMammoth.com. Only a few examples of each problem type are shown; you should make more problems of each kind for the student.

Algebrator solves your homework in an instant!

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Practice makes perfect. Practice math at IXL.com



New! Times Tales is now on DVD!

The fast, FUN, and easy way to learn multiplication. Learn the upper times tales in two sittings using mnemonic stories.
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