Question

scrie toate nr naturale de doua cifre care au suma cifrelor a)2 b)4 c)6 d)8

Answer 1

a) 20,11

b).40,13,31,22

c).60,15,51,24,42,33

d)80 17,71,26,62,35,53,44

Answer 2

a)11, 20
b)13, 22, 31, 40
c)15, 24, 33, 42, 51, 60
d)17, 26, 35, 44, 53, 62, 71, 80