831 × 10^-3 = × 10

0,000 452 = × 10

58,4 millions = × 10

15 × 10^-4 = × 10

2 300 = × 10

0,834 = × 10

67,1 centaines de milliers = × 10

0,015 8 = × 10

524 × 10³ = × 10

514 dizaines = × 10