3 * (27 + 99 : 3) = 3 * (27 + 33) = 3 * 60 = 180
 
4 * (25 + 19 * 5) = 4 * (25 + 95) = 4 * 120 = 480
 
2 * (96 − 36 : 3) = 2 * (96 − 12) = 2 * 84 = 168
 
27356 − 160 * 3 = 27356 − 480 = 26876
$\snippet{name: op_column, sign: '-', x: '27356', y: '480', z: '26876'}$
 
41008 − 240 * 4 = 41008 − 960 = 40048
$\snippet{name: op_column, sign: '-', x: '41008', y: '960', z: '40048'}$
 
70005 − 320 * 2 = 70005 − 640 = 69365
$\snippet{name: op_column, sign: '-', x: '70005', y: '640', z: '69365'}$
 
6450 : 6 = 1075
$\snippet{name: long_division, x: 6450, y: 6}$
 
6036 : 4 = 1509
$\snippet{name: long_division, x: 6036, y: 4}$
 
4956 : 7 = 708
$\snippet{name: long_division, x: 4956, y: 7}$
 
4107 * 9 = 36963
$\snippet{name: column_multiplication, x: 4107, y: 9}$
 
1248 * 6 = 7488
$\snippet{name: column_multiplication, x: 1248, y: 6}$
 
3004 * 8 = 24032
$\snippet{name: column_multiplication, x: 3004, y: 8}$