1000 −
39 *
25 −
25 =
1000 −
975 −
25 =
1000 − (
975 +
25) =
1000 −
1000 =
0
$\snippet{name: column_multiplication, x: 39, y: 25}$
567 :
9 *
12 +
144 =
63 *
12 +
144 =
756 +
144 =
900
$\snippet{name: long_division, x: 567, y: 9}$
$\snippet{name: column_multiplication, x: 63, y: 12}$
$\snippet{name: op_column, sign: '+', x: 756, y: 144, z: 900}$
(
480 +
256) :
4 *
5 −
632 :
4 =
736 :
4 *
5 −
158 =
184 *
5 −
158 =
920 −
158 =
762
$\snippet{name: op_column, sign: '+', x: 480, y: 256, z: 736}$
$\snippet{name: long_division, x: 736, y: 4}$
$\snippet{name: column_multiplication, x: 184, y: 5}$
$\snippet{name: long_division, x: 632, y: 4}$
$\snippet{name: op_column, sign: '-', x: 920, y: 158, z: 762}$
124 *
7 − (
1000 −
199) :
9 *
8 =
868 −
801 :
9 *
8 =
868 −
89 *
8 =
868 −
712 =
156
$\snippet{name: column_multiplication, x: 124, y: 7}$
$\snippet{name: op_column, sign: '-', x: 1000, y: 199, z: 801}$
$\snippet{name: long_division, x: 801, y: 9}$
$\snippet{name: column_multiplication, x: 89, y: 8}$
$\snippet{name: op_column, sign: '-', x: 868, y: 715, z: 156}$
