Răspuns :

Răspuns:

Explicație pas cu pas:

3) -3520*8= 28.160

-4300*6=25.800

-23.450*5=117.250

-43.920*6=263.520

-212.608*4=850.432

-143.893*3=431.679                    

-2999*7=20.993

-6909*8=53272

-18579*5=92895

-14066*7=98462

4)specii de animale:3590

specii de plante:1115

numarul cailor salbatici din delt:40000

populatia din delta dunarii:14580

5)8*12456>6*12456

7*24609<7*42609

5*78432<7*78432

9*435202=435202*9

5*555123>123555*5

2*987654<987654*3

Ex 3

3520×8 =3060

4300×6=25800

5×23450=117250

6×43920=263520

4×212608=850432

3×143893=431679

2999×7=20993

6909×8=55272

18579×5=92895

14066×7=98462

Ex 4

●718×5=3590

●323×5=1615

●500×8=4000

●2430×6=14580

Ex 5

8×12456 >6×12456

7×24609<7×42609

5×78432<7×78432

9×435202=435202×9

5×555123>123555×5

2×987654<987654×3