9 questions
Escoge los números de la familia del 40
30, 31, 32, 33, 34, 35, 36, 37, 38 y 39
10, 11, 12, 13, 14, 15, 16, 17, 18 y 19
20, 21, 22, 23,24, 25, 26, 27, 28 y 29
40, 41, 42, 43, 44, 45, 46, 47, 48 y 49
40+1=
42
41
40+2=
43
42
40+3=
44
43
40+4=
45
44
40+6=
46
45
40+7=
46
47
40+8=
49
48
40+9=
49
48