380 + 70 = 450
420 − 60 = 360
120 + 80 = 200
600 − 30 = 570
240 + 150 = 390
182 + 4 = 186
750 − 40 = 710
290 − 130 = 160
316 + 42 = 358
453 + 315 = 768
Вычисления:
$\snippet{name: op_column, sign: '+', x: '380', y: '70', z: '450 '}$
$\snippet{name: op_column, sign: '-', x: '420', y: '60', z: '360 '}$
$\snippet{name: op_column, sign: '+', x: '120', y: '80', z: '200 '}$
$\snippet{name: op_column, sign: '-', x: '600', y: '30', z: '570 '}$
$\snippet{name: op_column, sign: '+', x: '240', y: '150', z: '390 '}$
$\snippet{name: op_column, sign: '+', x: '182', y: '4', z: '186 '}$
$\snippet{name: op_column, sign: '-', x: '750', y: '40', z: '710 '}$
$\snippet{name: op_column, sign: '-', x: '290', y: '130', z: '160 '}$
$\snippet{name: op_column, sign: '+', x: '316', y: '42', z: '358 '}$
$\snippet{name: op_column, sign: '+', x: '453', y: '315', z: '768 '}$