17
K keybounce New Member Jul 29, 2019 1,925 0 0 Feb 1, 2014 #11,363 XIX 10011 19 * 1 17+2 (ideas for a 5th type on my next post?)
R RealSketch New Member Jul 29, 2019 2,016 0 0 Feb 1, 2014 #11,364 20 (Try something similar to "3+1*10-30+1-10+50*2-12" =90.)
K keybounce New Member Jul 29, 2019 1,925 0 0 Feb 2, 2014 #11,365 XXI 10101 7*3 19+2 18 (can you determine the base for that number?)
K keybounce New Member Jul 29, 2019 1,925 0 0 Feb 2, 2014 #11,370 XXVI 11010 13*2 13+13 20 (base ... 13) ... 1A (base 16)
K keybounce New Member Jul 29, 2019 1,925 0 0 Feb 3, 2014 #11,372 XXVIII 11100 2*2*7 5+23 22 (base ... 13) ... 1C (base 16) ... 28 (base 10)
D dgdas9 New Member Jul 29, 2019 1,564 0 0 Feb 3, 2014 #11,373 28 SHUUUT UP! (Not trying to offend you in any way shape form fashion)