(1)0.42 ÷ 100=0.0042
(2)0.294 ÷ 10=0.0294
(3)0.924 ÷ 1000=0.000924
(4)0.736 ÷ 10=0.0736
(5)0.46 ÷ 1000=0.00046
(6)0.692 ÷ 100=0.00692
(7)0.484 ÷ 10=0.0484
(8)0.853 ÷ 100=0.00853
(9)0.166 ÷ 1000=0.000166
(10)0.013 ÷ 1000=1.3E-5
(11)0.603 ÷ 10=0.0603
(12)0.625 ÷ 100=0.00625
(13)0.62 ÷ 10=0.062
(14)0.734 ÷ 1000=0.000734
(15)0.688 ÷ 100=0.00688
(16)0.488 ÷ 1000=0.000488
(17)0.995 ÷ 100=0.00995
(18)0.866 ÷ 10=0.0866
(19)0.529 ÷ 100=0.00529
(20)0.863 ÷ 1000=0.000863