Răspuns:
[tex] \frac{20}{100} \times 2021 = 2 \times 2021 = 4042[/tex]
2021 =100%
x=20%
rezolvare
x × 100
______ = 20%
2021
20×2021=40 420
x=40 420 ÷ 100=404,2
raspuns: x=404,2
