(
160 +
290) :
9 =
450 :
9 =
50
1)
$\snippet{name: op_column, sign: '+', x: '160', y: '290', z: '450'}$
;
2)
$\snippet{name: long_division, x: 450, y: 9}$
.
(
190 +
300) :
7 =
490 :
7 =
70
1)
$\snippet{name: op_column, sign: '+', x: '190', y: '300', z: '490'}$
;
2)
$\snippet{name: long_division, x: 490, y: 7}$
.
(
180 +
380) :
8 =
560 :
8 =
70
1)
$\snippet{name: op_column, sign: '+', x: '180', y: '380', z: '560'}$
;
2)
$\snippet{name: long_division, x: 560, y: 8}$
.
(
750 −
190) :
4 =
560 :
4 =
140
1)
$\snippet{name: op_column, sign: '-', x: '750', y: '190', z: '560'}$
;
2)
$\snippet{name: long_division, x: 560, y: 4}$
.
(
900 −
180) :
6 =
720 :
6 =
120
1)
$\snippet{name: op_column, sign: '-', x: '900', y: '180', z: '720'}$
;
2)
$\snippet{name: long_division, x: 720, y: 6}$
.
(
860 −
290) :
3 =
570 :
3 =
190
1)
$\snippet{name: op_column, sign: '-', x: '860', y: '290', z: '570'}$
;
2)
$\snippet{name: long_division, x: 570, y: 3}$
.
340 *
2 − (
810 :
9 +
110) =
680 − (
90 +
110) =
680 −
200 =
480
1)
$\snippet{name: long_division, x: 810, y: 9}$
;
2)
$\snippet{name: op_column, sign: '+', x: '90', y: '110', z: '200'}$
;
3)
$\snippet{name: column_multiplication, x: 340, y: 2}$
;
4)
$\snippet{name: op_column, sign: '-', x: '680', y: '200', z: '480'}$
.
(
560 :
8 +
330 :
3) *
5 = (
70 +
110) *
5 =
180 *
5 =
900
1)
$\snippet{name: long_division, x: 560, y: 8}$
;
2)
$\snippet{name: long_division, x: 330, y: 3}$
;
3)
$\snippet{name: op_column, sign: '+', x: '70', y: '110', z: '180'}$
;
4)
$\snippet{name: column_multiplication, x: 180, y: 5}$
.
999 −
200 * (
72 :
18) =
999 −
200 *
4 =
999 −
800 =
199
1)
72 :
18 =
4;
2)
200 *
4 =
800;
3)
999 −
800 =
199.
