CÁLCULO MENTAL 2.º - NIVEL 18

Calcula mentalmente :
0 x 10 = ____________________
1 x 4 = ____________________
7 x 1 = 7

Calcula mentalmente :
2 x 3 = ____________________
8 x 2 = ____________________
2 x 5 = ____________________

Calcula mentalmente :
3 x 8 = ____________________
4 x 3 = ____________________
6 x 3 = ____________________