+432
-16 × -16 = +256
352
negative 48
7.5
.4375
negative 42
-49 A negative times a positive is always a negative.
49
first, you square negative 4. Since negative times negative is positive, then you get positive sixteen., Then positive 16 times two is 32
140
-64 : 2x(-16) = 2
Seven minus negative two times negative 4 is equal to -1