(18x1)+1=19
19:18=1rest1
(18x2)+2=38
38:18=2rest2
(18x3)+3=57
57:18=3rest3
(18x4)+4=76
76:18=4rest4
(18x5)+5=95
95:18=5rest5
(18x6)+6=114
114:18=6rest6
(18x7)+7=133
133:18=7rest7
(18x8)+8=152
152:18=8rest8
(18x9)+9=171
171:18=9rest9
(18x10)+10=190
190:18=10rest10
(18x11)+11=209
209:18=11rest11
(18x12)+12=228
228:18=12rest12
(18x13)+13=247
247:18=13rest13
(18x14)+14=266
266:18=14rest14
(18x15)+15=285
285:18=15rest15
(18x16)+16=304
304:18=16rest16
(18x17)+17=323
323:18=17rest17
