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15 Cards in this Set

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ADDING
INTEGERS THAT
HAVE SAME
SIGN, both (-) or both (+)
ADD NUMBERS AS IF NO SIGN PRESENT. PUT THE (-) OR (+) SIGN FROM THE PROBLEM.
ADD LIKE SIGNS EXAMPLE:

+6+(+5)= ?
-4+(-8)= ?
ADD LIKE SIGNS ANSWER:

+6+(+5)= +11
-4+(-8)= -12
ADDING POSITIVE INTEGERS & NEGATIVE
INTEGERS
IGNORE SIGNS;
SUBTRACT THE
SMALLER FROM
LARGER. USE
SIGN OF
NUMBER THAT
WAS FARTHER
FROM 0.
(larger)
ADDITION OF UNLIKE SIGNS:

+9+(-4)= ?
-11+8= ?
+9+(-4)= 9-4 = 5
-11+8= 11-8 = 3
SUBTRACTING
POSITIVE &
NEGATIVE
INTEGERS
1.FIND THE OPPOSITE OF NUMBER BEING SUBTRACTED.
2. REWRITE PROBLEM AS AN ADDITION.
3. FIND ANSWER
SUBTRACTING POSITIVE & NEGATIVE
INTEGERS
EXAMPLE:

+7-(+4)= ?
+9-(-10)= ?
+7-(+4)=
+7+(-4)= 3

+9-(-10)=
+9+(+10)= 19
SUBTRACTING
POSITIVE &
NEGATIVE
INTEGERS
EXAMPLE:

-5-(-10)= ?
+3-(+8)= ?
-5-(-10)=
-5+(10)= 5

+3-(+8)=
+3+(-8)= -5
MULTIPLYING LIKE SIGNS
PRODUCT OF LIKE SIGNS IS ALWAYS
POSITIVE.(+)
(-).(-)= +
(+).(+)= +
MULTIPLYING LIKE SIGNS EXAMPLE:

(+5)*(+8)=?
(-9)*(-7)=?
(+5)*(+8)= +40
(-9)*(-7)= +63
DIVIDING LIKE SIGNS
QUOTIENT OF LIKE SIGNS IS POSITIVE. (+)
DIVIDING LIKE SIGNS EXAMPLE:

+12÷(+3)= ?
-35÷(-5)= ?
+12÷(+3)= +4
-35÷(-5)= +7
DIVIDING UNLIKE SIGNS
QUOTIENT OF UNLIKE SIGNS, ONE POSITIVE & ONE NEGATIVE, IS NEGATIVE. (-)
DIVIDING UNLIKE SIGNS
EXAMPLE:

+30÷(-5)= ?
-48÷(+6)= ?
-6
-8
MULTIPLYING UNLIKE SIGNS
PRODUCT OF UNLIKE SIGNS IS
NEGATIVE (-)
MULTIPLYING UNLIKE SIGNS EXAMPLE:

+6*(-9)= ?
-7*(+6)= ?
+6*(-9)= -54

-7*(+6)= -42