Calculs en vrac

-5 + 8=
6×(-2)=
14×91 + 14×9= (sans calculatrice)
-3×1/3=
3 - 7 : 2=
-1×(-5) + 5×(-1)=

-5×1/7 =


——

6×2/7

——
3×4/3 =

Retour