Shared Flashcard Set

Details

integers
adding and subtracting
4
Mathematics
8th Grade
10/28/2011

Additional Mathematics Flashcards

 


 

Cards

Term
-5+7=2

6+-12= -6

-2+10=8

5+-15=-10
Definition
Opposite signs subtract and keep the sign of the larger number.
Term
9+3=12

-4+-9=-13
Definition
Same sign just add and keep the sign.
Term
-7+10=3

4+-7=-3

-3+14=9

8+-12=-4
Definition
Never change the sign of the first number.
Term
-5 - -8=
-5 + +8= 3

8 - 12=
8 + -12= -4
Definition
In subtraction, change sign to addition and then change the next sign. then follow addition rules.
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