707 + 283 = 990
502 − 387 = 115
200 + 36 = 236
455 − 199 = 256
Вычисления:
707 + 283= 990
$\snippet{name: op_column, sign: '+', x: '707', y: '283', z: '990'}$
990 − 707 = 283
$\snippet{name: op_column, sign: '-', x: '990', y: '707', z: '283'}$
502 − 387= 115
$\snippet{name: op_column, sign: '-', x: '502', y: '387', z: '115'}$
502 − 115 = 387
$\snippet{name: op_column, sign: '-', x: '502', y: '115', z: '387'}$
200 + 36 = 236
$\snippet{name: op_column, sign: '+', x: '200', y: '36', z: '236'}$
236 − 36 = 200
$\snippet{name: op_column, sign: '-', x: '236', y: '36', z: '300'}$
455 − 199 = 256
$\snippet{name: op_column, sign: '-', x: '455', y: '199', z: '256'}$
256 + 199 = 455
$\snippet{name: op_column, sign: '+', x: '256', y: '199', z: '455'}$