Question

scrie numere cu aceeasi cifra la zeci si numere cu aceeasi cifra la unitati

Answer 1

10,11,12,13,14,15,16,17,18,19,
21,31,41,51,61,71,81,91 etc.

Answer 2

unitati:

0: 10,20,30,40,50,60,70,80,90
1: 11,21,31,41,51,61,71,81,91
2: 12,22,32,42,52,62,72,82,92
3: 13,23,33,43,53,63,73,83,93
4: 14,24,34,44,54,64,74,84,94
5: 15,25,35,45,55,65,75,85,95
6: 16,26,36,46,56,66,76,86,96
7: 17,27,37,47,57,67,77,87,97
8: 18,28,38,48,58,68,78,88,98
9: 19,29,39,49,59,69,79,89,99

ZECI:

1: 10,11,12,13,14,15,16,17,18,19
2: 20,21,22,23,24,25,26,27,28,29
3: 30,31,32,33,34,35,36,37,38,39
4: 40,41,42,43,44,45,46,47,48,49
5: 50,51,52,53,54,55,56,57,58,59
6: 60,61,62,63,64,65,66,67,68,69
7; 70,71,72,73,74,75,76,77,78,79
8: 80,81,82,83,84,85,86,87,88,89
9: 90.91.92.93.94.95.96.97,98,99