898989 + 444 = 899433
444+444+444+444=22x 1776=22x x80.73
222 plus 222 equals 444.
444
2900005567121
55364190868651905173982231206123128875291177499453
444 even a kid knows that.
444
2.011 - 444 = -441.989
89/99
1567
123 + 321 = 444
444 443 572 ---- 1459