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3180:10×2-18×3:2×8-1020:20×5=?
ajutatimă plz.


Răspuns :

3180:10×2-18×3:2×8-1020:20×5=
318 x 2 - 54:2x8 - 51 x 5 =
636 - 216 - 255 = 
420 - 255 = 
165 
3180:10×2-18×3:2×8-1020:20×5=165
=318x2-54:2x8-51x5=
=636-27x8-255=
=636-216-255=
=420-255=
=165