I Heart Chaos: Fun with math: Dividing one by 998001 yields a surprising result

iheartchaos:

There’s all sorts of magic to be had with numbers, and many mathematicians have made entire careers in finding these little tricks that are mostly useless, but fun anyway. Unfortunately, a lot of calculators are going to truncate the results of this trick, but if you manage to get a hold of…

1を998001で除算すると3桁の「000」から「999」までが「998」を除いて順番に並ぶ件。