Question

multiply 999, -1 and -10


with explanation pls​

Answer 1

999*-1=-999(-ve*+ve =-ve)
-999*-10=9990( because multiplying negative by negative gives positive )

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Answer 2

I)999×-1

II)999×-10

Step-by-step explanation:

1) 999×1 = 999

+ × - = -

=-999

2) BY THE LAST STEP WE KNEW THAT 999×-1= -999

SO ACCORDING TO THE PROPERTY

999×-10= -9990