How do you find the product #-12*3#?

1 Answer
Dec 29, 2016

#-36#

Explanation:

#12.(-3)#

#=12xx(-3)#

firstly multiply the numbers ignoring the signs

#12xx3=36#

put a #+ or- #sign in according to the scheme.

#+xx+ =+#

#- xx - =+#

#- xx + =-#

#+ xx - =-#

in this case we have only one #" "-" "#

#:.12.(-3)=-36#