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Mathematics 14 Online
OpenStudy (anonymous):

−9 × (−8)

OpenStudy (mayankdevnani):

always remember that:- \[\large negative \times negative= positive\]

OpenStudy (mayankdevnani):

so can you solve it? @sandy1234

OpenStudy (anonymous):

ok

OpenStudy (mayankdevnani):

what is the answer??

OpenStudy (anonymous):

i'm having a little trouble, i am bad at this stuff

OpenStudy (mayankdevnani):

ok... i will help you

OpenStudy (nincompoop):

LUL 9 x 10 = 90 9 x 2 = 18 90 - 18 = 90 - 20 + 2 negative x negative = positive

OpenStudy (mayankdevnani):

\[\huge -ve \times -ve=+ve\] \[\huge so, -9 \times (-8)=+72\]

OpenStudy (mayankdevnani):

understood or not? @sandy1234

OpenStudy (anonymous):

i understand thanx

OpenStudy (mayankdevnani):

welcome :)

OpenStudy (nincompoop):

we are suppose to make math easier for them to understand, not make it more complicated :D

ganeshie8 (ganeshie8):

why -x- = +

OpenStudy (nincompoop):

it is about the direction in the number line

OpenStudy (anonymous):

This is a regular multiplication problem just with some negatives added to it! So do 9 x 8. Then since negative x negative = positive, the final answer would be positive. Good luck, remember practice makes perfect!

OpenStudy (nincompoop):

we can say that if negative goes to the left multiplying it by another negative would be going to the right in grammar it works the same

ganeshie8 (ganeshie8):

negative goes to left, multiplying it by another positive keeps it going left

ganeshie8 (ganeshie8):

nice :) i was thinking in terms of money owed lol, it gets complex wid money analogy i guess

OpenStudy (nincompoop):

2 x 3 means |dw:1373699049359:dw|

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