this post was submitted on 09 Nov 2025
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[–] pupbiru@aussie.zone 1 points 9 hours ago* (last edited 9 hours ago)

or add half and then 10% (because it’s 1.6km to the mile): easier than multiplying decimals or large numbers by 6, and the inverse is 0.6mi=1km so easy to remember both ways (same thing but don’t “add” just start from 0)