matematicas

1 × 1 = 1

1 × 2 = 2

1 × 3 = 3

1 × 4 = 4

1 × 5 = 5

1 × 6 = 6

1 × 7 = 7

1 × 8 = 8

1 × 9 = 9

1 × 10 = 10

1 × 11 = 11

1 × 12 = 12