More math help needed?
-6 * (12) (the * is a dot, i believe means multiply).
-72 over 8 (division?)
-16 divided by (-2)
another question, when multiplying and dividing, what are the rules for negatives and positives? ex..
(positive) x (negative) = ?
(negative) x (negative) = ?
(negative) divided by (positive) = ?
(negative) divided by (negative) = ?
Thanks
Favorite Answer
Pos x Pos = Pos
Pos x Neg = Neg
Neg x Neg = Pos
Pos/Pos = Pos
Pos/Neg = Neg
Neg/Pos = Neg
Neg/Neg = Pos
so in your example:
-6 * 12 = -72
-72/8 = -9
and
-16/-2 = 8
-72/8 = -9 (-72 divided by +8)
-16/-2 = 8 (negative divided by negative is positive)
a positive times a negative is always negative
negative times a negative is always positive
same thing for division
negative * negative =positive
negative divided by positive =negative
negative divided bye negative = positive
-6*12=-72
-72 over 8= -9
-16 divided bye -2=positive 8
Hoped that helped i didnt get it either until my dad made that key up for me. Its really easy to remember.
-72 / 8 = – 9
-16 / -2 = 8
(positive) x (negative) = (negative)
(negative) x (negative) = (positive)
(negative) divided by (positive) = (negative)
(negative) divided by (negative) = (positive)
note: when multiplying and dividing;
unlike signs = negative
like signs = positive
negative X negative = positive
negative / negative = positive
negative / positive = negative (or vice versa)
in short: same signs is equal to positive while different signs is equal to negative.
-6*12 = -72
-72/8 = -9
-16/-2 = 8
-9
8
If you need to work out answers to these type of problems, use a calculator if you don’t know the answers.
(positive) x (negative) = negative
(negative) x (negative) = positive
(negative) divided by (positive) = negative
(negative) divided by (negative) = positive
-72 over 8 is division
pos x neg= neg
neg x neg= pos
neg / pos= neg
neg / neg= pos
hope that helps
neg x neg = pos
neg / pos = neg
neg / neg = pos
I think of it as: if there’s an even # of negatives, the answer will be positive. If there’s an odd # of them, it will be negative.
so, -6*12 = -24 (odd # of negatives)
-72/8 = -9
-16/-2 = 8 (even # of negatives)
…. I think lots might not come here to help you they think some kid wants to get their homework answers too fast without thinking.. I know thats what I thought….GOOD LUCK
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