12. - Calcula los siguientes productos :2, 56 x 3, 7 = 52, 67 x 23, 65 = 3, 400 x 4, 6 = 630000 x 4, 32 = 532100 x 7, 16 =3, 092 x 10 = 0, 00065 x 100 = 0, 002 x 10000 = 10000 x 1, 2 = 5, 300 x 430000?
12. - Calcula los siguientes productos : 2, 56 x 3, 7 = 52, 67 x 23, 65 = 3, 400 x 4, 6 = 630000 x 4, 32 = 532100 x 7, 16 = 3, 092 x 10 = 0, 00065 x 100 = 0, 002 x 10000 = 10000 x 1, 2 = 5, 300 x 430000 =.