0,000 063 2 = × 10

72,4 × 10⁶ = × 10

0,028 3 = × 10

746 milliards = × 10

879 dizaines = × 10

68,3 × 10³ = × 10

388 000 = × 10

316 = × 10

250 × 10^-5 = × 10

41 centièmes = × 10