Question

find the value of [ (-30)-(-7)​

Answer 1

Answer:

Step-by-step explanation:

(-30)-(-7)

= -30 + 7

= -23

Answer 2

[ (-30)-(-7)

see (-) this sign is called negative sign

if 2 negative signs like -(- meet then both minus sign is replaced by + sign so

[(-30)+7]

if one number is plus other is minus so subtraction will be performed and sign will be of bigger number irrespective of sign so answer is -23