Addition
6 + -12
-6
Which side of zero on a number line do the negative numbers go?
To the left of zero.
What does absolute value mean?
How many spaces away from zero and integer is on a number line
The point of origin, or the "center" of a number line has what integer?
Zero
What is another way to describe the shape of an inequality?
Alligator mouth
-10 + 14=
4
-16
T or F, the absolute value of -2 is -2
False, the absolute value of -2 is 2
What make a number opposite?
The positive version and negative version of the same number.
EX: 4 and -4 are opposites
What are three symbols that show an inequality?
< > =
T or F, when you add a negative number to a negative number, you 'add more negative'?
True!
Draw the symbol you use on your calculator when you are making a number negative:
(-)
Draw the symbol for absolute value using the number 5
What happens when 2 numbers are opposite?
They cancel each other out
Write an inequality for -11 and -27
-27 < -11
T or F, when you add a negative number to a positive number, your answer will always be negative.
False, this is only true when you multiply a negative number to a positive number.
**Remember: Signs same= + and
Signs Different= -
4 - (-15)=
19
You have two numbers: 7 and -7
True or False: -7 has an absolute value more than 7
False, the absolute value for both number is the same, because they are both 7 spaces away from zero
What does "canceling each other out" mean?
the equal zero
What does 'zero feet' mean?
No elevation up or down
What kind of answer will you get if you add two negative numbers together?
A negative answer
What do you change when you are subtracting integers with negative numbers? Hint: Keep/Change/Change
Keep the 1st number the same
Change the problem to addition (+)
Change the sign of the second integer
|8|
Solve:
4 + 12 +-4 +17 +3 - 12=
20
Write an integer to show 75ft below sea level
-75