minus-squarejustOnePersistentKbinPlease@fedia.iotoADHD memes@lemmy.dbzer0.com•I'm right, ain't I?linkfedilinkarrow-up35·21 hours ago9+anything 10+x-1 Similarly for 8+x is 10+x-2 Multiplying by 5: mult by 10 divide by 2 Mult by 15: mult by 10, add half of that. linkfedilink
9+anything
10+x-1
Similarly for 8+x is 10+x-2
Multiplying by 5: mult by 10 divide by 2 Mult by 15: mult by 10, add half of that.