20. Calculează:
34 x 2 =
23 x 8 =
96 x 6 =
57 x 9 =
3 x 14 =
8 x 42 =
71 x 8 =
83 x 3 =
5 x 16 =
54 x 8 =
49 x 4 =
7 x 92 =
7 x 78 =
84 x 6 =
75 x 9 =
63 x 8 =