How do you find the difference #-6-(-4)#?

2 Answers
Jan 9, 2017

#-6-(-4)= color(green)(""(-2))#

Explanation:

The difference #A - B# is the distance from #B# to #A#.

For the given values, this distance can be demonstrated with the use of a number line:
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giving a result of #color(red)(-2)# units.

Typically the rule is that subtracting a negative number is the same as adding the positive version of that number.
So
#color(white)("XXX")color(magenta)(-6)color(green)-color(blue)(""(-4))=color(magenta)(-6)color(orange)(+4)=color(red)(-2)#

Jan 9, 2017

-2

Explanation:

#- xx - = +#

#-6-(-4)#

#=-6+4#

#=-2#