78 *
607 −
19 *
97 +
904 * (
2081 −
1978) =
47346 −
1843 +
904 *
103 =
45503 +
93112 =
138615
$\snippet{name: op_column, sign: '-', x: 2081, y: 1978, z: 103}$
$\snippet{name: column_multiplication, x: 607, y: 78}$
$\snippet{name: column_multiplication, x: 97, y: 19}$
$\snippet{name: column_multiplication, x: 904, y: 103}$
$\snippet{name: op_column, sign: '-', x: 47346, y: 1843, z: 45503}$
$\snippet{name: op_column, sign: '+', x: 45503, y: 93112, z: 138615}$
805001 +
908 *
407 −
65 * (
403 −
289) −
205 *
78 =
805001 +
369556 −
65 *
114 −
15990 =
1174557 −
7410 −
15990 =
1167147 −
15990 =
1151157
$\snippet{name: op_column, sign: '-', x: 403, y: 289, z: 114}$
$\snippet{name: column_multiplication, x: 908, y: 407}$
$\snippet{name: column_multiplication, x: 114, y: 65}$
$\snippet{name: column_multiplication, x: 205, y: 78}$
$\snippet{name: op_column, sign: '+', x: 805001, y: 369556, z: 1174557}$
$\snippet{name: op_column, sign: '-', x: 1174557, y: 7410, z: 1167147}$
$\snippet{name: op_column, sign: '-', x: 1167147, y: 15990, z: 15990}$