Question

11. Găsește numerele naturale de 4 cifre care au suma cifrelor 9.
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Answer 1

Răspuns:

1233 (1+2+3+3)

6111 (6+1+1+1)

3420 (3+4+2+0)

2223 (2+2+2+3)

8100 (8+1+0+0)

7110 (7+1+1+0)

4131 (4+1+3+1)

2511 (2+5+1+1)

6102 (6+1+0+2)

1062 (1+0+6+2)

Answer 2

Răspuns:

1233 ,1323, 1332, 2133 ,2313,2331, 3123,3213,3312,3321, 3330,3033,3303,,2520,2250,5220,5022,5202, 6120,etc.sunt multe