Uzupełniamy:

$\boxed{1000}\cdot 4,5=4500$

$\boxed{1000}\cdot 0,017=17$

$0,34\cdot \boxed{10}=3,4$

$\boxed{0,2007}\cdot 100=20,07$

$\boxed{3,7098}\cdot 1000=3709,8$

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Uzupełniamy:

$\boxed{23}:10=2,3$

$\boxed{15}:100=0,15$

$\boxed{1900}:1000=1,9$

$\boxed{7,2}:100=0,072$

$\boxed{200,59}:10=20,059$

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Uzupełniamy:

$8:\boxed{100}=0,08$

$14:\boxed{1000}=0,014$

$32,5:\boxed{1000}=0,0325$

$174:\boxed{100}=1,74$

$4,56:\boxed{1000}=0,00456$