Question

(+30)+(-23)+(-63)+(+55)​

Answer 1

30+(-23)+(-63)+55

=> 30-23-63+55

=> 7-63+55

=> -56+1

=> -1

[ + * + = - ]

[ + * - = - ]

[ - * + = - ]

[+ * + = + ]

[ - * - = + ]

Answer 2

Answer:

30-23-63+55. ( + × - = - )

= 85-86

= -1

Step-by-step explanation:

hope it helps