👤
Nicoletapetcu811
a fost răspuns

30 : ( 1\10 -1\10 : 3 )=

Răspuns :

30 : ( 1\10 -1\10 : 3 )==30:(1/10-1/10×1/3)=
=30:(1/10-1/30)= aducem la acelasi numitor
=30:(1×3/30-1/30)=
=30:(3/30-1/30)=
=30:2/30=
=30×30/2=900/2=450

Alte intrebari