Question

Какие остатки могут получиться при делении на 7, на 9 и на 19

Answer 1

на 7 = 6,5,4,3,2,1,0.
на 9 = 8,7,6,5,4,3,2,1,0.
на 19 = 18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0.