Question

Am nevoie de numarul 2 va rog

Answer 1

10,5 = 105/10

3,5= 35/10

8,5=85/10

2×85/10 + 105/10 : 35/10=

85/5 + 105/10 × 10/35=

17 + 3= 20

Answer 2

Răspuns:

Explicație pas cu pas:

$\bf 2\cdot 8,5+10,5:3,5=$

$\bf \not2\cdot \dfrac{85}{\not10}+\dfrac{105}{10} :\dfrac{35}{10} =$

$\bf \dfrac{85^{(5}~}{5}+\dfrac{105}{\not10}\cdot\dfrac{\not10}{35} =$

$\bf 17+\dfrac{105^{(35}~}{35} =17+3=\red{\underline{20}}$