Question

0,(3)×12???????????????????paranteza este perioada​

Answer 1

0,(3)=3/9=1/3

1/3 x 12= 12/3 = 4

Succes!

Answer 2

0,(3)×12=3/9×12 (simplificam fractia prin 3)

1/3×12 (simplificam 3 si 12 prin 3)

1/1×4=4