$(10312 \overset{2}{+} 121 \overset{1}{*} 48) \overset{4}{:} (1224 \overset{3}{-} 976) = 65$
1) 121 * 48 = 5808
2) 10312 + 5808 = 16120
3) 1224 − 976 = 248
4) 16120 : 248 = 65

Вычисления:
1)
$\snippet{name: column_multiplication, x: 121, y: 48}$
2)
$\snippet{name: op_column, sign: '+', x: '10312', y: '5808', z: '16120 '}$
3)
$\snippet{name: op_column, sign: '-', x: '1224', y: '976', z: '248 '}$
4)
$\snippet{name: long_division, x: 16120, y: 248}$

$(34 \overset{1}{*} 141 \overset{2}{+} 12678) \overset{4}{:} (1191 \overset{3}{-} 879) = 56$
1) 34 * 141 = 4794
2) 4794 + 12678 = 17472
3) 1191 − 879 = 312
4) 17472 : 312 = 56

Вычисления:
1)
$\snippet{name: column_multiplication, x: 141, y: 34}$
2)
$\snippet{name: op_column, sign: '+', x: '4794', y: '12678', z: '17472 '}$
3)
$\snippet{name: op_column, sign: '-', x: '1191', y: '879', z: '312 '}$
4)
$\snippet{name: long_division, x: 17472, y: 312}$