1000 − 900 : 2 − 835 : 5 = 1000 − 450 − 167 = 550 − 167 = 383
$\snippet{name: long_division, x: 835, y: 5}$
 
162 * 4 + (198 + 231) : 3 = 648 + 429 : 3 = 648 + 143 = 791
$\snippet{name: column_multiplication, x: 162, y: 4}$
$\snippet{name: long_division, x: 429, y: 3}$
 
750 : 2 − 750 : 3 + 750 : 5 = 375 − 250 + 150 = 125 + 150 = 275
 
5 * 9 * 16 − 288 : 9 : 16 = 45 * 16 − 32 : 16 = 720 − 2 = 718
$\snippet{name: column_multiplication, x: 45, y: 16}$
$\snippet{name: long_division, x: 288, y: 9}$
 
4 * 12 * 5 + 180 : 18 : 5 = 48 * 5 + 10 : 5 = 240 + 2 = 242
 
960 : 24 + 6 * 25 * 7 = 40 + 150 * 7 = 40 + 1050 = 1090
$\snippet{name: long_division, x: 960, y: 24}$
$\snippet{name: column_multiplication, x: 150, y: 7}$