(-11) + (-2) + (-1)
A + and a - = -
-11 - 2 - 1 = -14
(-11+(-2)+(-1))
add -11 and -2 together
-11+(-2)
-13
(-13+(-1))
add -13 and -1
-13+(-1)
-14
the answer for (-11+(-2)+(-1)) should be 14
