Question

-87+(-12)-(-487)+512

Answer 1

- 87 + ( - 12 ) - ( - 487 ) + 512

= - 87 + ( - 12 ) + 487 + 512

= -87 + 487 + ( - 12 ) + 512

= 400 + 500

= 900

Answer 2

900

Answer 3

- 87 + ( - 12 ) - ( - 487 ) + 512

= - 87 + ( - 12 ) + 487 + 512

= -87 + 487 + ( - 12 ) + 512

= 400 + 500

= 900

Answer 4

-87+(-12)-(-487)+512

=-87+(-12)+487+512=-87+487+(-12)+512=400+500=900

 

 

Answer 5

900