**
Rounding**

** **

**Objectives:**

· To develop an understanding of the process of rounding numbers

· To practice rounding of numbers

· To become skillful in rounding decimal numbers as needed for the GED or other educational goals

**Outcomes:**

· To complete correctly a worksheet on rounding decimal numbers

**Warm-Up:**

To create a
worksheet on **rounding decimal numbers**, __
click here __ http://www.mathbuilder.com/cgi-bin/m.cgi?FT=2&F=DECIMAL3.
If you scored less than 27 on the worksheet, you will want to develop your
understanding of rounding decimal numbers.

**New Instruction:**

To develop
your **understanding of** **rounding **of decimal numbers, __
click here__
http://www.aaamath.com/B/est.htm. Click each of the following pages, read
the explanation and complete the practice. Do 20 problems in each practice at
90% correct or better.

Rounding Numbers:· Rounding

· Nearest Ten

· Nearest Hundred

· Nearest Thousand

· Nearest Ten Thousand

· Nearest Hundred Thousand

Rounding Decimals to:· Nearest Hundredth

· Nearest Tenth

**Feedback and Review:**

1. To

reviewrounding,click herehttp://www.kindermagic.com/real_math/rnd_dec.html. If you need a hint, click on the Example button. Complete 20 problems with 18 correct.

2. For another

activity on rounding decimal numbers,click herehttp://www.bbc.co.uk/education/mathsfile/shockwave/games/roundoff.html. Click on Start and work the problems until your score is 20.

**Transfer of Knowledge or
Skills:**

1. To create a

worksheet on rounding decimal numbers,click herehttp://www.mathbuilder.com/cgi-bin/m.cgi?FT=2&F=DECIMAL3. If you scored less than 27 on the worksheet, go back to the following:·

New Instructiono

Activityhttp://www.aaamath.com/B/est.htmor·

Feedback and Review:o

Activity 1http://www.kindermagic.com/real_math/rnd_dec.htmlo

Activity 2http://www.bbc.co.uk/education/mathsfile/shockwave/games/roundoff.html

2. When you have successfully completed this activity, go back to the

math home page.