Sunday, February 2, 2014

Integers 101- February 3

What are Integers???

Integers are whole numbers just not fractions.  They can be a positive numbers, a negative numbers or zero.  JUST NO FRACTIONS!!!!

The Integers:
number line with the integers highlighted
Integers = { ... , -3-2-10123... }
number line with the two end arrows pointed out
Remember what these arrows mean!  The positive numbers go on forever to the right... and the negative numbers go on forever to the left!

The Real Numbers:
number line with the real numbers highlighted
Real Numbers = All of the integers and all the numbers in between
number line with the real numbers highlighted and several examples of real numbers pointed out




The Natural Numbers:
number line with the natural number highlighted
Natural Numbers = { 1234... }
 
The Whole Numbers:
number line with the whole numbers highlighted
Whole Numbers = { 01234... }
 
The Positive Numbers:
number line with the positive numbers highlighted
Positive Numbers = All numbers greater than 0
These are all of the natural numbers and all the numbers in between (including between 0 and 1).
number line with the positive numbers highlighted and examples of positive numbers pointed out

Now you are on a roll.  What about Absolute Value????  That is the distance the number is from the zero.  

Find the absolute value of 4:
| 4 | = 4
Find the absolute value of -5:
| -5 | = 5


Okay we have learned a lot today, let's review with some worksheets now.  Good Luck!!!

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