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Duar 2,3 si 4 va rog urgent!!​

Duar 23 Si 4 Va Rog Urgent class=

Răspuns :

Răspuns:

ex.2

a) 12×13+12×15+72=

156+180+864=

336+864=1200

b) 125×234-125×28+125×194=

29250-3500+24250=

25750+24250=50000

c)702×256-702×55+702×799=

179712-38610+560898=

141102+560898=702000

d) 1000×372+259×1000-153×1000=

372000+259000-153000=

631000-153000=478000

sper ca te-am ajutat :D