Question

add - 30 to the difference of 11 and - 19​

Answer 1

Difference of 11 and -19 is

$11 - ( - 19) \\ \\ 11 + 19 \\ \\ 30$

Adding -30 to 30 , we get

$= 30 + ( - 30) \\ \\ = 30 - 30 \\ \\ = 0$