👤

[(408;2+50;2)X3-65X4]X3+4X0


Răspuns :

[(408:2+50:2)×3-65×4]×3+4×0=
=[(204+25)×3-260]×3+0
=(229×3-260)×3+0
=(687-260)×3+0
=427×3+0
=1.281+0
=1.281