Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
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 |
