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Math miss Zgoda
Lessons 1-4
13
Mathematics
7th Grade
09/26/2018

Additional Mathematics Flashcards

 


 

Cards

Term
get smaller going left on the number line 
Definition
negative 
Term
Opposite of positive 
Definition
Negative
Term
Loss, fall, decrease, below sea level 
Definition
Negative
Term
To the right off the number line
Definition
Positive 
Term
Get larger going to the right of a number line 
Definition
Positive 
Term
Opposite of negative numbers
Definition
positive
Term
Don’t have a sign 
Definition
Positive 
Term
Gain, rise, increase, above sea level 
Definition
Positive 
Term
Conting up corresponds to ___________ numbers (going to the right)
Definition
Positive 
Term
Conting down corresponds to ___________ numbers (moving left)
Definition
Negative 
Term
Number line 
Definition
1) always start at zero 2.start the arrow where the last one ended 
Term
The additive inverse
Definition

For all numbers -a there is a number a +(-a) = 0

The additive inverse of a real number is the opposite of that number on the real number line. For example, the opposite of -3 is 3. A number and its additive inverse has a sum of 0. The sum of any number and its opposite is equal to zero. 

Term
The steps on the number line
Definition

1. Place th tail of the arrow on 0.       

2. Draw the second arrow 2 units to the left of zero, stop at   -2. The direction of the arrows is to the left since you are counting down. 3. Start the next arrow at the end of the first arrow, or at -2. 4. Draw the second arrow 3 

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