Question

is 0 – (–9)

9 or -9?

Answer 1

9

Answer 2

0 - (-9) is the same as saying 0+9 so 0+9=+9

Answer 3

think of it as 0 - 1(-9)
- * - = +
so -1 * -9 = 9

answer i 9

Answer 4

To my Calculations as 0 - 1(-9) - * - = + so -1 * -9 = 9 answer i 9 just as kimmy rep said :D

Answer 5

heh I didn't want to explain like that because relating that to multiplying by (-1) may confuse him/her at this math level :)