15 * 7 = 105
$\snippet{name: column_multiplication, x: 15, y: 7}$
 
26 * 3 = 78
$\snippet{name: column_multiplication, x: 26, y: 3}$
 
18 * 5 = 90
$\snippet{name: column_multiplication, x: 18, y: 5}$
 
96 : 16 = 6
$\snippet{name: long_division, x: 96, y: 16}$
 
54 : 18 = 3
$\snippet{name: long_division, x: 54, y: 18}$
 
85 : 17 = 5
$\snippet{name: long_division, x: 85, y: 17}$
 
510 : 3 = 170
$\snippet{name: long_division, x: 510, y: 3}$
 
680 : 4 = 170
$\snippet{name: long_division, x: 680, y: 4}$
 
840 : 7 = 120
$\snippet{name: long_division, x: 840, y: 7}$
 
2 * 370 = 2 * 37 дес. = 74 дес. = 740
$\snippet{name: column_multiplication, x: 37, y: 2}$
 
3 * 240 = 3 * 24 дес. = 72 дес. = 720
$\snippet{name: column_multiplication, x: 24, y: 3}$
 
5 * 130 = 5 * 13 дес. = 65 дес. = 650
$\snippet{name: column_multiplication, x: 13, y: 5}$
 
167 + 484 = 651
$\snippet{name: op_column, sign: '+', x: '167', y: '484', z: '651'}$
 
817 − 245 = 572
$\snippet{name: op_column, sign: '-', x: '817', y: '245', z: '572'}$
 
905 − 362 = 538
$\snippet{name: op_column, sign: '-', x: '905', y: '362', z: '538'}$
 
269 * 3 = 807
$\snippet{name: column_multiplication, x: 269, y: 3}$
 
455 : 7 = 65
$\snippet{name: long_division, x: 455, y: 7}$
 
828 : 6 = 138
$\snippet{name: long_division, x: 828, y: 6}$