Elementary Math 3/100

Created: 2006 09 29 | Percent completed:

Lesson 100 [[Image:25%.png]]
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Math-drills.com is a great tool for online worksheets for math fact worksheets

Math Facts
Worksheet: math-drills.com

Strands

 * Multiply tens with tens
 * Multiply decimals (ones with ones)
 * Add or subtract whole number from fraction

Rules for Multiplying tens with tens
eg: 21x12 Write on board, flip sheet, poster, or project on LCD Projector:

Example:

- 21x12

- 21x2 = 42

- 21x1 = 21, put 0 in the ones column ---> 210

- 42+210 = 252

Rules for Multiplying decimals (ones with ones)
eg: 1.2x1.3 Write on board, flip sheet, poster, or project on LCD Projector:

Add or subtract whole number from fraction
eg: 1.2x1.3 Write on board, flip sheet, poster, or project on LCD Projector: