$5488 \overset{2}{-} 66 \overset{1}{*} 83 = 10$
1) 66 * 83 = 5478
2) 5488 − 5478 = 10

Вычисления
1)
$\snippet{name: column_multiplication, x: 66, y: 83}$
2)
$\snippet{name: op_column, sign: '-', x: '5488', y: '5478', z: '10 '}$

$(2823 \overset{1}{-} 2319) \overset{2}{*} 23 = 11592$
1) 2823 − 2319 = 504
2) 504 * 23 = 11592

Вычисления
1)
$\snippet{name: op_column, sign: '-', x: '2823', y: '2319', z: '504 '}$
2)
$\snippet{name: column_multiplication, x: 504, y: 23}$

$45 \overset{2}{*} (1238 \overset{1}{-} 148) = 49050$
1) 1238 − 148 = 1090
2) 45 * 1090 = 49050

Вычисления
1)
$\snippet{name: op_column, sign: '-', x: '1238', y: '148', z: '1090 '}$
2)

$21 \overset{1}{*} 106 \overset{2}{-} 106 = 2120$
1) 21 * 106 = 2226
2) 2226 − 106 = 2120

Вычисления
1)
$\snippet{name: column_multiplication, x: 106, y: 21}$
2)
$\snippet{name: op_column, sign: '-', x: '2226', y: '106', z: '2120 '}$