Question

помогите..............

Answer 1

$2215 div (128 + 315) times 86 \ 1)315 + 128 = 443 \ 2)2215 div 443 times 86 = 430. \ \ (522 + 723) times (932 - 517) times 57 \ 1)522 + 723 = 1245 \ 2)932 - 517 = 415 \ 3)1245 times 415 times 57 = 29450475.$