Н = 426 + 274 = 700
$\snippet{name: op_column, sign: '+', x: '426', y: '274', z: '700'}$
А = 300 − 23 = 277
$\snippet{name: op_column, sign: '-', x: '300', y: '23', z: '277'}$
О = 579 − 436 = 143
$\snippet{name: op_column, sign: '-', x: '579', y: '436', z: '143'}$
И = 353 + 382 = 735
$\snippet{name: op_column, sign: '+', x: '353', y: '382', z: '735'}$
В = 167 + 634 = 801
$\snippet{name: op_column, sign: '+', x: '167', y: '634', z: '801'}$
Г = 902 − 127 = 775
$\snippet{name: op_column, sign: '-', x: '902', y: '127', z: '775'}$
Ш = 805 − 198 = 607
$\snippet{name: op_column, sign: '-', x: '805', y: '198', z: '607'}$
Т = 712 − 243 = 469
$\snippet{name: op_column, sign: '-', x: '712', y: '243', z: '469'}$

Ответ: ВАШИНГТОН