Bonjour,

48-(20÷4+1)+5

20/4 = 5

48 -5 -1 +5 = 47

(62-2×20)÷2+6÷2​

2*20 = 40

6/2 = 3

(62-40)/2 +3

22/2 + 3

11+3 = 14

Priorité :

- aux parenthèses

- aux multiplications

- aux divisions