76 + 20 - 42 = 54
38 + 25 + 12 = 75
68 - 24 + 56 = 100
98 - 75 + 37 = 60
Вычисления:
76 + 20 − 42 = 96 − 42 = 54
$\snippet{name: op_column, sign: '+', x: '76', y: '20', z: '96'}$
$\snippet{name: op_column, sign: '-', x: '96', y: '42', z: '54'}$
38 + 25 + 12 =63 + 12 = 75
$\snippet{name: op_column, sign: '+', x: '38', y: '25', z: '63'}$
$\snippet{name: op_column, sign: '+', x: '63', y: '12', z: '75'}$
68 − 24 + 56 = 44 + 56 = 100
$\snippet{name: op_column, sign: '-', x: '68', y: '24', z: '44'}$
$\snippet{name: op_column, sign: '+', x: '44', y: '56', z: '100'}$
98 − 75 + 37 = 23 + 37 = 60
$\snippet{name: op_column, sign: '-', x: '98', y: '75', z: '23'}$
$\snippet{name: op_column, sign: '+', x: '23', y: '37', z: '60'}$