Respuesta:
12 x 6 x 3= (12x6)x3= 72 x3 =216
,∧ , 12 x 6 x 3 =12x(6x3)= 12x 18= 216
b. 45 x 4 x 20= (45x4)x20 =180 x 20 = 3.600
,∧ , 45 x 4 x 20= 45x(4x20) =45 x 80 =3.600
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Respuesta:
12 x 6 x 3= (12x6)x3= 72 x3 =216
,∧ , 12 x 6 x 3 =12x(6x3)= 12x 18= 216
b. 45 x 4 x 20= (45x4)x20 =180 x 20 = 3.600
,∧ , 45 x 4 x 20= 45x(4x20) =45 x 80 =3.600