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20 with 9 remaining 429 - 9 = 420 = 21 x 20
3
21
196/9 = 21/77... recurring.
4 x 21 = 84 with a remainder of 9
if you multiply 21 and 9 it equals 189
multiples of 63
1 and 3.
63 and its multiples
18r2
3, remainder 9
Twice with a remainder of three