Posts tagged "divide"

Interactive Math Lesson – Dividing Decimals (PowerPoint)

Download my Math Interactive Whiteboard Lessons and flash games here: iwb-resources.blogspot.com Lesson Title Dividing Decimals File: Interactive Math PowerPoint presentation Grade: 6 Things to Do in Dividing a Decimal by a Whole Number 1. Place the decimal point in the quotient directly above the decimal point in the dividend. 2. Divide as you normally would (DMSBR) Divide Multiply Subtract Bring down Repeat or Remainder Dividing a Decimal by a Decimal 1. Move the decimal point in the divisor to the right, until you get to the end of the digits. 2. Count how many places you moved that decimal. 3. Move the decimal point in the dividend the same number of places to the right that you moved the decimal point in the divisor.

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Posted by admin - May 20, 2012 at 10:02 am

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Divisibility Rules – Interactive Math Lesson (Powerpoint)

Download my Math Interactive Whiteboard Lessons and flash games here: iwb-resources.blogspot.com Lesson Title Divisibility Rules File: Interactive Math PowerPoint presentation Grade: 6 Dividing by 1: All numbers are divisible by 1. Divisible by 2: All even numbers are divisible by 2. Even numbers are numbers that end with either 2, 4, 6, 8, or 0. Divisible by 3: Add up the digits of the number. If that number is divisible by 3, then the original number is. If your sum is still a big number, continue to add the digits. Dividing by 4: If the last 2 digits together are divisible by 4. Dividing by 5: If the number ends in 5 or 0. Dividing by 6: If the number is divisible by 2 and 3. Divisible by 7: There is no specific rule. It can be done through manual division. Divisible by 8: If the last three digits are divisible by 8. If the number is divisible by 2, then by 2 again, and then by 2 again. Divisible by 9; The same as dividing by 3. Add up all the digits. If that number is divisible by 9 then it is divisible by 9. Dividing by 10: If the number ends with a 0.

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Posted by admin - May 16, 2012 at 12:25 am

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