Question

[100- {(10) + (-90) ÷ (-9)×10 } + 100​

Answer 1

[100 - {10 - 90 ÷ -9×100} +100]

[100 - { 10 + 10 ×100} +100]

[100 - { 10 + 1000 } +100]

[100 - { 1010} +100]

[ 100 -1010 + 100 ]

[ 200 - 1010]

[ -810 ]

-810