Select all true calculations involving powers of ten.

Объяснение

Moving the point correctly gives 0.83 x 100 = 83 and 54.2 / 10 = 5.42. The claims 7.06 x 10 = 706 and 9.4 / 100 = 0.94 move the point by two places and one place respectively, mismatching the stated powers.