Question

Math
Integers
Please show working on a book or paper

Answer 1

See

7-(-4)

1. -,- is + but sign will be of -

2. so 7+4 = 11, Ans will be -11

same to be followed in others also

remember

-,- will be +  but sign  will be of -

+,+ will be + sign will be of + too

+,- will be - sign will be of grater no.

hope it will help