Question

cat face 2 supra 5 × 2 supra 1000​

Answer 1

Salut,

$\dfrac{2}{5}\cdot\dfrac{2}{1000}=\dfrac{4}{5\cdot 250\cdot 4}=\dfrac{1}{5\cdot 250}=\dfrac{1}{1250}.$

Ai înțeles ?

Green eyes.