1
COMEÇA FÁCIL, 5x4=?
20
21
30
2
VAMOS COMPLICAR, 40x10=?
40000
400
4000
3
NÍVEL HARDCORE, 222x100
2200
22200
2222222000
4
IMPOSSÍVEL, 23456x10000
54326000
1234000
234560000
5
MUUUUUUUUUUUUUUUUUUUUUITO DIFÍCIL, 44444444444x1000
4444444444000
4444400
4444400000