-30
Six minus negative four is positive ten, because subtracting a negative is the same as adding a positive.
Seven minus negative two times negative 4 is equal to -1
Ten plus ten plus ten minus two hundred equals negative one hundred seventy.
10--15 = 10+15 = 25 Two negative signs cancel out to be a positive therefore you add them together
negative 3
10 - -2 = 12
-10 - 2 = -12
-10-(-60)=50 A negative and a negative equals a positive. Therefore, negative ten minus negative sixty is the same as negative ten PLUS sixty. Sixty minus ten equals fifty.
Negative three.
Twenty
its a math problem
yes
negative 9 over 2
-10--10=-10+10=0
16
-11